To find all the divisors of the number 704,304:
- 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 704,304:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
704,304 = 24 × 32 × 67 × 73
704,304 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) × (2 + 1) × (1 + 1) × (1 + 1) = 5 × 3 × 2 × 2 = 60
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 704,304
- 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 = 3
2 =
9
composite factor = 2
2 × 3 =
12
composite factor = 2
4 =
16
composite factor = 2 × 3
2 =
18
composite factor = 2
3 × 3 =
24
composite factor = 2
2 × 3
2 =
36
composite factor = 2
4 × 3 =
48
prime factor =
67
composite factor = 2
3 × 3
2 =
72
prime factor =
73
composite factor = 2 × 67 =
134
composite factor = 2
4 × 3
2 =
144
composite factor = 2 × 73 =
146
composite factor = 3 × 67 =
201
composite factor = 3 × 73 =
219
composite factor = 2
2 × 67 =
268
composite factor = 2
2 × 73 =
292
composite factor = 2 × 3 × 67 =
402
composite factor = 2 × 3 × 73 =
438
composite factor = 2
3 × 67 =
536
composite factor = 2
3 × 73 =
584
composite factor = 3
2 × 67 =
603
composite factor = 3
2 × 73 =
657
composite factor = 2
2 × 3 × 67 =
804
This list continues below...
... This list continues from above
composite factor = 2
2 × 3 × 73 =
876
composite factor = 2
4 × 67 =
1,072
composite factor = 2
4 × 73 =
1,168
composite factor = 2 × 3
2 × 67 =
1,206
composite factor = 2 × 3
2 × 73 =
1,314
composite factor = 2
3 × 3 × 67 =
1,608
composite factor = 2
3 × 3 × 73 =
1,752
composite factor = 2
2 × 3
2 × 67 =
2,412
composite factor = 2
2 × 3
2 × 73 =
2,628
composite factor = 2
4 × 3 × 67 =
3,216
composite factor = 2
4 × 3 × 73 =
3,504
composite factor = 2
3 × 3
2 × 67 =
4,824
composite factor = 67 × 73 =
4,891
composite factor = 2
3 × 3
2 × 73 =
5,256
composite factor = 2
4 × 3
2 × 67 =
9,648
composite factor = 2 × 67 × 73 =
9,782
composite factor = 2
4 × 3
2 × 73 =
10,512
composite factor = 3 × 67 × 73 =
14,673
composite factor = 2
2 × 67 × 73 =
19,564
composite factor = 2 × 3 × 67 × 73 =
29,346
composite factor = 2
3 × 67 × 73 =
39,128
composite factor = 3
2 × 67 × 73 =
44,019
composite factor = 2
2 × 3 × 67 × 73 =
58,692
composite factor = 2
4 × 67 × 73 =
78,256
composite factor = 2 × 3
2 × 67 × 73 =
88,038
composite factor = 2
3 × 3 × 67 × 73 =
117,384
composite factor = 2
2 × 3
2 × 67 × 73 =
176,076
composite factor = 2
4 × 3 × 67 × 73 =
234,768
composite factor = 2
3 × 3
2 × 67 × 73 =
352,152
composite factor = 2
4 × 3
2 × 67 × 73 =
704,304
60 factors (divisors)
What times what is 704,304?
What number multiplied by what number equals 704,304?
All the combinations of any two natural numbers whose product equals 704,304.
1 × 704,304 = 704,304
2 × 352,152 = 704,304
3 × 234,768 = 704,304
4 × 176,076 = 704,304
6 × 117,384 = 704,304
8 × 88,038 = 704,304
9 × 78,256 = 704,304
12 × 58,692 = 704,304
16 × 44,019 = 704,304
18 × 39,128 = 704,304
24 × 29,346 = 704,304
36 × 19,564 = 704,304
48 × 14,673 = 704,304
67 × 10,512 = 704,304
72 × 9,782 = 704,304
73 × 9,648 = 704,304
134 × 5,256 = 704,304
144 × 4,891 = 704,304
146 × 4,824 = 704,304
201 × 3,504 = 704,304
219 × 3,216 = 704,304
268 × 2,628 = 704,304
292 × 2,412 = 704,304
402 × 1,752 = 704,304
438 × 1,608 = 704,304
536 × 1,314 = 704,304
584 × 1,206 = 704,304
603 × 1,168 = 704,304
657 × 1,072 = 704,304
804 × 876 = 704,304
30 unique multiplications The final answer:
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