To find all the divisors of the number 341,880:
- 1. Decompose the number into prime factors.
- See how you can find out how many factors (divisors) the number has, without actually calculating them.
- 2. Multiply the prime factors in all their unique combinations, that yield different results.
1. Carry out the prime factorization of the number 341,880:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
341,880 = 23 × 3 × 5 × 7 × 11 × 37
341,880 is not a prime number but a composite one.
- Prime number: a natural number that is divisible (divided evenly) only by 1 and itself. A prime number has exactly two factors: 1 and the number itself.
- Examples of prime numbers: 2 (factors 1, 2), 3 (factors 1, 3), 5 (factors 1, 5), 7 (factors 1, 7), 11 (factors 1, 11), 13 (factors 1, 13), ...
- Composite number: a natural number that has at least one factor other than 1 and itself. So it is neither a prime number nor 1.
- Examples of composite numbers: 4 (it has 3 factors: 1, 2, 4), 6 (it has 4 factors: 1, 2, 3, 6), 8 (it has 4 factors: 1, 2, 4, 8), 9 (it has 3 factors: 1, 3, 9), 10 (it has 4 factors: 1, 2, 5, 10), 12 (it has 6 factors: 1, 2, 3, 4, 6, 12), ...
How to count the number of factors of a number?
Without actually finding the factors
- If a number N is prime factorized as:
N = am × bk × cz
where a, b, c are the prime factors and m, k, z are their exponents, natural numbers, .... - ...
- Then the number of factors of the number N can be calculated as:
n = (m + 1) × (k + 1) × (z + 1) - ...
- In our case, the number of factors is calculated as:
- n = (3 + 1) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 4 × 2 × 2 × 2 × 2 × 2 = 128
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 341,880
- Multiply the prime factors involved in the prime factorization of the number in all their unique combinations, that give different results.
- Also consider the exponents of these prime factors.
- Also add 1 to the list of factors (divisors). All the numbers are divisible by 1.
All the factors (divisors) are listed below - in ascending order
The list of factors (divisors):
Numbers other than 1 that are not prime factors are composite factors (divisors).
neither prime nor composite =
1
prime factor =
2
prime factor =
3
composite factor = 2
2 =
4
prime factor =
5
composite factor = 2 × 3 =
6
prime factor =
7
composite factor = 2
3 =
8
composite factor = 2 × 5 =
10
prime factor =
11
composite factor = 2
2 × 3 =
12
composite factor = 2 × 7 =
14
composite factor = 3 × 5 =
15
composite factor = 2
2 × 5 =
20
composite factor = 3 × 7 =
21
composite factor = 2 × 11 =
22
composite factor = 2
3 × 3 =
24
composite factor = 2
2 × 7 =
28
composite factor = 2 × 3 × 5 =
30
composite factor = 3 × 11 =
33
composite factor = 5 × 7 =
35
prime factor =
37
composite factor = 2
3 × 5 =
40
composite factor = 2 × 3 × 7 =
42
composite factor = 2
2 × 11 =
44
composite factor = 5 × 11 =
55
composite factor = 2
3 × 7 =
56
composite factor = 2
2 × 3 × 5 =
60
composite factor = 2 × 3 × 11 =
66
composite factor = 2 × 5 × 7 =
70
composite factor = 2 × 37 =
74
composite factor = 7 × 11 =
77
composite factor = 2
2 × 3 × 7 =
84
composite factor = 2
3 × 11 =
88
composite factor = 3 × 5 × 7 =
105
composite factor = 2 × 5 × 11 =
110
composite factor = 3 × 37 =
111
composite factor = 2
3 × 3 × 5 =
120
composite factor = 2
2 × 3 × 11 =
132
composite factor = 2
2 × 5 × 7 =
140
composite factor = 2
2 × 37 =
148
composite factor = 2 × 7 × 11 =
154
composite factor = 3 × 5 × 11 =
165
composite factor = 2
3 × 3 × 7 =
168
composite factor = 5 × 37 =
185
composite factor = 2 × 3 × 5 × 7 =
210
composite factor = 2
2 × 5 × 11 =
220
composite factor = 2 × 3 × 37 =
222
composite factor = 3 × 7 × 11 =
231
composite factor = 7 × 37 =
259
composite factor = 2
3 × 3 × 11 =
264
composite factor = 2
3 × 5 × 7 =
280
composite factor = 2
3 × 37 =
296
composite factor = 2
2 × 7 × 11 =
308
composite factor = 2 × 3 × 5 × 11 =
330
composite factor = 2 × 5 × 37 =
370
composite factor = 5 × 7 × 11 =
385
composite factor = 11 × 37 =
407
composite factor = 2
2 × 3 × 5 × 7 =
420
composite factor = 2
3 × 5 × 11 =
440
composite factor = 2
2 × 3 × 37 =
444
composite factor = 2 × 3 × 7 × 11 =
462
composite factor = 2 × 7 × 37 =
518
composite factor = 3 × 5 × 37 =
555
This list continues below...
... This list continues from above
composite factor = 2
3 × 7 × 11 =
616
composite factor = 2
2 × 3 × 5 × 11 =
660
composite factor = 2
2 × 5 × 37 =
740
composite factor = 2 × 5 × 7 × 11 =
770
composite factor = 3 × 7 × 37 =
777
composite factor = 2 × 11 × 37 =
814
composite factor = 2
3 × 3 × 5 × 7 =
840
composite factor = 2
3 × 3 × 37 =
888
composite factor = 2
2 × 3 × 7 × 11 =
924
composite factor = 2
2 × 7 × 37 =
1,036
composite factor = 2 × 3 × 5 × 37 =
1,110
composite factor = 3 × 5 × 7 × 11 =
1,155
composite factor = 3 × 11 × 37 =
1,221
composite factor = 5 × 7 × 37 =
1,295
composite factor = 2
3 × 3 × 5 × 11 =
1,320
composite factor = 2
3 × 5 × 37 =
1,480
composite factor = 2
2 × 5 × 7 × 11 =
1,540
composite factor = 2 × 3 × 7 × 37 =
1,554
composite factor = 2
2 × 11 × 37 =
1,628
composite factor = 2
3 × 3 × 7 × 11 =
1,848
composite factor = 5 × 11 × 37 =
2,035
composite factor = 2
3 × 7 × 37 =
2,072
composite factor = 2
2 × 3 × 5 × 37 =
2,220
composite factor = 2 × 3 × 5 × 7 × 11 =
2,310
composite factor = 2 × 3 × 11 × 37 =
2,442
composite factor = 2 × 5 × 7 × 37 =
2,590
composite factor = 7 × 11 × 37 =
2,849
composite factor = 2
3 × 5 × 7 × 11 =
3,080
composite factor = 2
2 × 3 × 7 × 37 =
3,108
composite factor = 2
3 × 11 × 37 =
3,256
composite factor = 3 × 5 × 7 × 37 =
3,885
composite factor = 2 × 5 × 11 × 37 =
4,070
composite factor = 2
3 × 3 × 5 × 37 =
4,440
composite factor = 2
2 × 3 × 5 × 7 × 11 =
4,620
composite factor = 2
2 × 3 × 11 × 37 =
4,884
composite factor = 2
2 × 5 × 7 × 37 =
5,180
composite factor = 2 × 7 × 11 × 37 =
5,698
composite factor = 3 × 5 × 11 × 37 =
6,105
composite factor = 2
3 × 3 × 7 × 37 =
6,216
composite factor = 2 × 3 × 5 × 7 × 37 =
7,770
composite factor = 2
2 × 5 × 11 × 37 =
8,140
composite factor = 3 × 7 × 11 × 37 =
8,547
composite factor = 2
3 × 3 × 5 × 7 × 11 =
9,240
composite factor = 2
3 × 3 × 11 × 37 =
9,768
composite factor = 2
3 × 5 × 7 × 37 =
10,360
composite factor = 2
2 × 7 × 11 × 37 =
11,396
composite factor = 2 × 3 × 5 × 11 × 37 =
12,210
composite factor = 5 × 7 × 11 × 37 =
14,245
composite factor = 2
2 × 3 × 5 × 7 × 37 =
15,540
composite factor = 2
3 × 5 × 11 × 37 =
16,280
composite factor = 2 × 3 × 7 × 11 × 37 =
17,094
composite factor = 2
3 × 7 × 11 × 37 =
22,792
composite factor = 2
2 × 3 × 5 × 11 × 37 =
24,420
composite factor = 2 × 5 × 7 × 11 × 37 =
28,490
composite factor = 2
3 × 3 × 5 × 7 × 37 =
31,080
composite factor = 2
2 × 3 × 7 × 11 × 37 =
34,188
composite factor = 3 × 5 × 7 × 11 × 37 =
42,735
composite factor = 2
3 × 3 × 5 × 11 × 37 =
48,840
composite factor = 2
2 × 5 × 7 × 11 × 37 =
56,980
composite factor = 2
3 × 3 × 7 × 11 × 37 =
68,376
composite factor = 2 × 3 × 5 × 7 × 11 × 37 =
85,470
composite factor = 2
3 × 5 × 7 × 11 × 37 =
113,960
composite factor = 2
2 × 3 × 5 × 7 × 11 × 37 =
170,940
composite factor = 2
3 × 3 × 5 × 7 × 11 × 37 =
341,880
128 factors (divisors)
What times what is 341,880?
What number multiplied by what number equals 341,880?
All the combinations of any two natural numbers whose product equals 341,880.
1 × 341,880 = 341,880
2 × 170,940 = 341,880
3 × 113,960 = 341,880
4 × 85,470 = 341,880
5 × 68,376 = 341,880
6 × 56,980 = 341,880
7 × 48,840 = 341,880
8 × 42,735 = 341,880
10 × 34,188 = 341,880
11 × 31,080 = 341,880
12 × 28,490 = 341,880
14 × 24,420 = 341,880
15 × 22,792 = 341,880
20 × 17,094 = 341,880
21 × 16,280 = 341,880
22 × 15,540 = 341,880
24 × 14,245 = 341,880
28 × 12,210 = 341,880
30 × 11,396 = 341,880
33 × 10,360 = 341,880
35 × 9,768 = 341,880
37 × 9,240 = 341,880
40 × 8,547 = 341,880
42 × 8,140 = 341,880
44 × 7,770 = 341,880
55 × 6,216 = 341,880
56 × 6,105 = 341,880
60 × 5,698 = 341,880
66 × 5,180 = 341,880
70 × 4,884 = 341,880
74 × 4,620 = 341,880
77 × 4,440 = 341,880
84 × 4,070 = 341,880
88 × 3,885 = 341,880
105 × 3,256 = 341,880
110 × 3,108 = 341,880
111 × 3,080 = 341,880
120 × 2,849 = 341,880
132 × 2,590 = 341,880
140 × 2,442 = 341,880
148 × 2,310 = 341,880
154 × 2,220 = 341,880
165 × 2,072 = 341,880
168 × 2,035 = 341,880
185 × 1,848 = 341,880
210 × 1,628 = 341,880
220 × 1,554 = 341,880
222 × 1,540 = 341,880
231 × 1,480 = 341,880
259 × 1,320 = 341,880
264 × 1,295 = 341,880
280 × 1,221 = 341,880
296 × 1,155 = 341,880
308 × 1,110 = 341,880
330 × 1,036 = 341,880
370 × 924 = 341,880
385 × 888 = 341,880
407 × 840 = 341,880
420 × 814 = 341,880
440 × 777 = 341,880
444 × 770 = 341,880
462 × 740 = 341,880
518 × 660 = 341,880
555 × 616 = 341,880
64 unique multiplications The final answer:
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