To find all the divisors of the number 347,360,730:
- 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 347,360,730:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
347,360,730 = 2 × 3 × 5 × 59 × 4432
347,360,730 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 = (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) × (2 + 1) = 2 × 2 × 2 × 2 × 3 = 48
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 347,360,730
- 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
prime factor =
5
composite factor = 2 × 3 =
6
composite factor = 2 × 5 =
10
composite factor = 3 × 5 =
15
composite factor = 2 × 3 × 5 =
30
prime factor =
59
composite factor = 2 × 59 =
118
composite factor = 3 × 59 =
177
composite factor = 5 × 59 =
295
composite factor = 2 × 3 × 59 =
354
prime factor =
443
composite factor = 2 × 5 × 59 =
590
composite factor = 3 × 5 × 59 =
885
composite factor = 2 × 443 =
886
composite factor = 3 × 443 =
1,329
composite factor = 2 × 3 × 5 × 59 =
1,770
composite factor = 5 × 443 =
2,215
composite factor = 2 × 3 × 443 =
2,658
composite factor = 2 × 5 × 443 =
4,430
composite factor = 3 × 5 × 443 =
6,645
composite factor = 2 × 3 × 5 × 443 =
13,290
This list continues below...
... This list continues from above
composite factor = 59 × 443 =
26,137
composite factor = 2 × 59 × 443 =
52,274
composite factor = 3 × 59 × 443 =
78,411
composite factor = 5 × 59 × 443 =
130,685
composite factor = 2 × 3 × 59 × 443 =
156,822
composite factor = 443
2 =
196,249
composite factor = 2 × 5 × 59 × 443 =
261,370
composite factor = 3 × 5 × 59 × 443 =
392,055
composite factor = 2 × 443
2 =
392,498
composite factor = 3 × 443
2 =
588,747
composite factor = 2 × 3 × 5 × 59 × 443 =
784,110
composite factor = 5 × 443
2 =
981,245
composite factor = 2 × 3 × 443
2 =
1,177,494
composite factor = 2 × 5 × 443
2 =
1,962,490
composite factor = 3 × 5 × 443
2 =
2,943,735
composite factor = 2 × 3 × 5 × 443
2 =
5,887,470
composite factor = 59 × 443
2 =
11,578,691
composite factor = 2 × 59 × 443
2 =
23,157,382
composite factor = 3 × 59 × 443
2 =
34,736,073
composite factor = 5 × 59 × 443
2 =
57,893,455
composite factor = 2 × 3 × 59 × 443
2 =
69,472,146
composite factor = 2 × 5 × 59 × 443
2 =
115,786,910
composite factor = 3 × 5 × 59 × 443
2 =
173,680,365
composite factor = 2 × 3 × 5 × 59 × 443
2 =
347,360,730
48 factors (divisors)
What times what is 347,360,730?
What number multiplied by what number equals 347,360,730?
All the combinations of any two natural numbers whose product equals 347,360,730.
1 × 347,360,730 = 347,360,730
2 × 173,680,365 = 347,360,730
3 × 115,786,910 = 347,360,730
5 × 69,472,146 = 347,360,730
6 × 57,893,455 = 347,360,730
10 × 34,736,073 = 347,360,730
15 × 23,157,382 = 347,360,730
30 × 11,578,691 = 347,360,730
59 × 5,887,470 = 347,360,730
118 × 2,943,735 = 347,360,730
177 × 1,962,490 = 347,360,730
295 × 1,177,494 = 347,360,730
354 × 981,245 = 347,360,730
443 × 784,110 = 347,360,730
590 × 588,747 = 347,360,730
885 × 392,498 = 347,360,730
886 × 392,055 = 347,360,730
1,329 × 261,370 = 347,360,730
1,770 × 196,249 = 347,360,730
2,215 × 156,822 = 347,360,730
2,658 × 130,685 = 347,360,730
4,430 × 78,411 = 347,360,730
6,645 × 52,274 = 347,360,730
13,290 × 26,137 = 347,360,730
24 unique multiplications The final answer:
(scroll down)