To find all the divisors of the number 335,400:
- 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 335,400:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
335,400 = 23 × 3 × 52 × 13 × 43
335,400 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) × (2 + 1) × (1 + 1) × (1 + 1) = 4 × 2 × 3 × 2 × 2 = 96
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 335,400
- 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
composite factor = 2
3 =
8
composite factor = 2 × 5 =
10
composite factor = 2
2 × 3 =
12
prime factor =
13
composite factor = 3 × 5 =
15
composite factor = 2
2 × 5 =
20
composite factor = 2
3 × 3 =
24
composite factor = 5
2 =
25
composite factor = 2 × 13 =
26
composite factor = 2 × 3 × 5 =
30
composite factor = 3 × 13 =
39
composite factor = 2
3 × 5 =
40
prime factor =
43
composite factor = 2 × 5
2 =
50
composite factor = 2
2 × 13 =
52
composite factor = 2
2 × 3 × 5 =
60
composite factor = 5 × 13 =
65
composite factor = 3 × 5
2 =
75
composite factor = 2 × 3 × 13 =
78
composite factor = 2 × 43 =
86
composite factor = 2
2 × 5
2 =
100
composite factor = 2
3 × 13 =
104
composite factor = 2
3 × 3 × 5 =
120
composite factor = 3 × 43 =
129
composite factor = 2 × 5 × 13 =
130
composite factor = 2 × 3 × 5
2 =
150
composite factor = 2
2 × 3 × 13 =
156
composite factor = 2
2 × 43 =
172
composite factor = 3 × 5 × 13 =
195
composite factor = 2
3 × 5
2 =
200
composite factor = 5 × 43 =
215
composite factor = 2 × 3 × 43 =
258
composite factor = 2
2 × 5 × 13 =
260
composite factor = 2
2 × 3 × 5
2 =
300
composite factor = 2
3 × 3 × 13 =
312
composite factor = 5
2 × 13 =
325
composite factor = 2
3 × 43 =
344
composite factor = 2 × 3 × 5 × 13 =
390
composite factor = 2 × 5 × 43 =
430
composite factor = 2
2 × 3 × 43 =
516
composite factor = 2
3 × 5 × 13 =
520
composite factor = 13 × 43 =
559
This list continues below...
... This list continues from above
composite factor = 2
3 × 3 × 5
2 =
600
composite factor = 3 × 5 × 43 =
645
composite factor = 2 × 5
2 × 13 =
650
composite factor = 2
2 × 3 × 5 × 13 =
780
composite factor = 2
2 × 5 × 43 =
860
composite factor = 3 × 5
2 × 13 =
975
composite factor = 2
3 × 3 × 43 =
1,032
composite factor = 5
2 × 43 =
1,075
composite factor = 2 × 13 × 43 =
1,118
composite factor = 2 × 3 × 5 × 43 =
1,290
composite factor = 2
2 × 5
2 × 13 =
1,300
composite factor = 2
3 × 3 × 5 × 13 =
1,560
composite factor = 3 × 13 × 43 =
1,677
composite factor = 2
3 × 5 × 43 =
1,720
composite factor = 2 × 3 × 5
2 × 13 =
1,950
composite factor = 2 × 5
2 × 43 =
2,150
composite factor = 2
2 × 13 × 43 =
2,236
composite factor = 2
2 × 3 × 5 × 43 =
2,580
composite factor = 2
3 × 5
2 × 13 =
2,600
composite factor = 5 × 13 × 43 =
2,795
composite factor = 3 × 5
2 × 43 =
3,225
composite factor = 2 × 3 × 13 × 43 =
3,354
composite factor = 2
2 × 3 × 5
2 × 13 =
3,900
composite factor = 2
2 × 5
2 × 43 =
4,300
composite factor = 2
3 × 13 × 43 =
4,472
composite factor = 2
3 × 3 × 5 × 43 =
5,160
composite factor = 2 × 5 × 13 × 43 =
5,590
composite factor = 2 × 3 × 5
2 × 43 =
6,450
composite factor = 2
2 × 3 × 13 × 43 =
6,708
composite factor = 2
3 × 3 × 5
2 × 13 =
7,800
composite factor = 3 × 5 × 13 × 43 =
8,385
composite factor = 2
3 × 5
2 × 43 =
8,600
composite factor = 2
2 × 5 × 13 × 43 =
11,180
composite factor = 2
2 × 3 × 5
2 × 43 =
12,900
composite factor = 2
3 × 3 × 13 × 43 =
13,416
composite factor = 5
2 × 13 × 43 =
13,975
composite factor = 2 × 3 × 5 × 13 × 43 =
16,770
composite factor = 2
3 × 5 × 13 × 43 =
22,360
composite factor = 2
3 × 3 × 5
2 × 43 =
25,800
composite factor = 2 × 5
2 × 13 × 43 =
27,950
composite factor = 2
2 × 3 × 5 × 13 × 43 =
33,540
composite factor = 3 × 5
2 × 13 × 43 =
41,925
composite factor = 2
2 × 5
2 × 13 × 43 =
55,900
composite factor = 2
3 × 3 × 5 × 13 × 43 =
67,080
composite factor = 2 × 3 × 5
2 × 13 × 43 =
83,850
composite factor = 2
3 × 5
2 × 13 × 43 =
111,800
composite factor = 2
2 × 3 × 5
2 × 13 × 43 =
167,700
composite factor = 2
3 × 3 × 5
2 × 13 × 43 =
335,400
96 factors (divisors)
What times what is 335,400?
What number multiplied by what number equals 335,400?
All the combinations of any two natural numbers whose product equals 335,400.
1 × 335,400 = 335,400
2 × 167,700 = 335,400
3 × 111,800 = 335,400
4 × 83,850 = 335,400
5 × 67,080 = 335,400
6 × 55,900 = 335,400
8 × 41,925 = 335,400
10 × 33,540 = 335,400
12 × 27,950 = 335,400
13 × 25,800 = 335,400
15 × 22,360 = 335,400
20 × 16,770 = 335,400
24 × 13,975 = 335,400
25 × 13,416 = 335,400
26 × 12,900 = 335,400
30 × 11,180 = 335,400
39 × 8,600 = 335,400
40 × 8,385 = 335,400
43 × 7,800 = 335,400
50 × 6,708 = 335,400
52 × 6,450 = 335,400
60 × 5,590 = 335,400
65 × 5,160 = 335,400
75 × 4,472 = 335,400
78 × 4,300 = 335,400
86 × 3,900 = 335,400
100 × 3,354 = 335,400
104 × 3,225 = 335,400
120 × 2,795 = 335,400
129 × 2,600 = 335,400
130 × 2,580 = 335,400
150 × 2,236 = 335,400
156 × 2,150 = 335,400
172 × 1,950 = 335,400
195 × 1,720 = 335,400
200 × 1,677 = 335,400
215 × 1,560 = 335,400
258 × 1,300 = 335,400
260 × 1,290 = 335,400
300 × 1,118 = 335,400
312 × 1,075 = 335,400
325 × 1,032 = 335,400
344 × 975 = 335,400
390 × 860 = 335,400
430 × 780 = 335,400
516 × 650 = 335,400
520 × 645 = 335,400
559 × 600 = 335,400
48 unique multiplications The final answer:
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