To find all the divisors of the number 3,960,048:
- 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 3,960,048:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
3,960,048 = 24 × 3 × 17 × 23 × 211
3,960,048 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 = (4 + 1) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 5 × 2 × 2 × 2 × 2 = 80
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 3,960,048
- 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
composite factor = 2 × 3 =
6
composite factor = 2
3 =
8
composite factor = 2
2 × 3 =
12
composite factor = 2
4 =
16
prime factor =
17
prime factor =
23
composite factor = 2
3 × 3 =
24
composite factor = 2 × 17 =
34
composite factor = 2 × 23 =
46
composite factor = 2
4 × 3 =
48
composite factor = 3 × 17 =
51
composite factor = 2
2 × 17 =
68
composite factor = 3 × 23 =
69
composite factor = 2
2 × 23 =
92
composite factor = 2 × 3 × 17 =
102
composite factor = 2
3 × 17 =
136
composite factor = 2 × 3 × 23 =
138
composite factor = 2
3 × 23 =
184
composite factor = 2
2 × 3 × 17 =
204
prime factor =
211
composite factor = 2
4 × 17 =
272
composite factor = 2
2 × 3 × 23 =
276
composite factor = 2
4 × 23 =
368
composite factor = 17 × 23 =
391
composite factor = 2
3 × 3 × 17 =
408
composite factor = 2 × 211 =
422
composite factor = 2
3 × 3 × 23 =
552
composite factor = 3 × 211 =
633
composite factor = 2 × 17 × 23 =
782
composite factor = 2
4 × 3 × 17 =
816
composite factor = 2
2 × 211 =
844
composite factor = 2
4 × 3 × 23 =
1,104
composite factor = 3 × 17 × 23 =
1,173
composite factor = 2 × 3 × 211 =
1,266
composite factor = 2
2 × 17 × 23 =
1,564
composite factor = 2
3 × 211 =
1,688
This list continues below...
... This list continues from above
composite factor = 2 × 3 × 17 × 23 =
2,346
composite factor = 2
2 × 3 × 211 =
2,532
composite factor = 2
3 × 17 × 23 =
3,128
composite factor = 2
4 × 211 =
3,376
composite factor = 17 × 211 =
3,587
composite factor = 2
2 × 3 × 17 × 23 =
4,692
composite factor = 23 × 211 =
4,853
composite factor = 2
3 × 3 × 211 =
5,064
composite factor = 2
4 × 17 × 23 =
6,256
composite factor = 2 × 17 × 211 =
7,174
composite factor = 2
3 × 3 × 17 × 23 =
9,384
composite factor = 2 × 23 × 211 =
9,706
composite factor = 2
4 × 3 × 211 =
10,128
composite factor = 3 × 17 × 211 =
10,761
composite factor = 2
2 × 17 × 211 =
14,348
composite factor = 3 × 23 × 211 =
14,559
composite factor = 2
4 × 3 × 17 × 23 =
18,768
composite factor = 2
2 × 23 × 211 =
19,412
composite factor = 2 × 3 × 17 × 211 =
21,522
composite factor = 2
3 × 17 × 211 =
28,696
composite factor = 2 × 3 × 23 × 211 =
29,118
composite factor = 2
3 × 23 × 211 =
38,824
composite factor = 2
2 × 3 × 17 × 211 =
43,044
composite factor = 2
4 × 17 × 211 =
57,392
composite factor = 2
2 × 3 × 23 × 211 =
58,236
composite factor = 2
4 × 23 × 211 =
77,648
composite factor = 17 × 23 × 211 =
82,501
composite factor = 2
3 × 3 × 17 × 211 =
86,088
composite factor = 2
3 × 3 × 23 × 211 =
116,472
composite factor = 2 × 17 × 23 × 211 =
165,002
composite factor = 2
4 × 3 × 17 × 211 =
172,176
composite factor = 2
4 × 3 × 23 × 211 =
232,944
composite factor = 3 × 17 × 23 × 211 =
247,503
composite factor = 2
2 × 17 × 23 × 211 =
330,004
composite factor = 2 × 3 × 17 × 23 × 211 =
495,006
composite factor = 2
3 × 17 × 23 × 211 =
660,008
composite factor = 2
2 × 3 × 17 × 23 × 211 =
990,012
composite factor = 2
4 × 17 × 23 × 211 =
1,320,016
composite factor = 2
3 × 3 × 17 × 23 × 211 =
1,980,024
composite factor = 2
4 × 3 × 17 × 23 × 211 =
3,960,048
80 factors (divisors)
What times what is 3,960,048?
What number multiplied by what number equals 3,960,048?
All the combinations of any two natural numbers whose product equals 3,960,048.
1 × 3,960,048 = 3,960,048
2 × 1,980,024 = 3,960,048
3 × 1,320,016 = 3,960,048
4 × 990,012 = 3,960,048
6 × 660,008 = 3,960,048
8 × 495,006 = 3,960,048
12 × 330,004 = 3,960,048
16 × 247,503 = 3,960,048
17 × 232,944 = 3,960,048
23 × 172,176 = 3,960,048
24 × 165,002 = 3,960,048
34 × 116,472 = 3,960,048
46 × 86,088 = 3,960,048
48 × 82,501 = 3,960,048
51 × 77,648 = 3,960,048
68 × 58,236 = 3,960,048
69 × 57,392 = 3,960,048
92 × 43,044 = 3,960,048
102 × 38,824 = 3,960,048
136 × 29,118 = 3,960,048
138 × 28,696 = 3,960,048
184 × 21,522 = 3,960,048
204 × 19,412 = 3,960,048
211 × 18,768 = 3,960,048
272 × 14,559 = 3,960,048
276 × 14,348 = 3,960,048
368 × 10,761 = 3,960,048
391 × 10,128 = 3,960,048
408 × 9,706 = 3,960,048
422 × 9,384 = 3,960,048
552 × 7,174 = 3,960,048
633 × 6,256 = 3,960,048
782 × 5,064 = 3,960,048
816 × 4,853 = 3,960,048
844 × 4,692 = 3,960,048
1,104 × 3,587 = 3,960,048
1,173 × 3,376 = 3,960,048
1,266 × 3,128 = 3,960,048
1,564 × 2,532 = 3,960,048
1,688 × 2,346 = 3,960,048
40 unique multiplications The final answer:
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