To find all the divisors of the number 357,142,860:
- 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 357,142,860:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
357,142,860 = 22 × 32 × 5 × 1092 × 167
357,142,860 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 = (2 + 1) × (2 + 1) × (1 + 1) × (2 + 1) × (1 + 1) = 3 × 3 × 2 × 3 × 2 = 108
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 357,142,860
- 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 = 3
2 =
9
composite factor = 2 × 5 =
10
composite factor = 2
2 × 3 =
12
composite factor = 3 × 5 =
15
composite factor = 2 × 3
2 =
18
composite factor = 2
2 × 5 =
20
composite factor = 2 × 3 × 5 =
30
composite factor = 2
2 × 3
2 =
36
composite factor = 3
2 × 5 =
45
composite factor = 2
2 × 3 × 5 =
60
composite factor = 2 × 3
2 × 5 =
90
prime factor =
109
prime factor =
167
composite factor = 2
2 × 3
2 × 5 =
180
composite factor = 2 × 109 =
218
composite factor = 3 × 109 =
327
composite factor = 2 × 167 =
334
composite factor = 2
2 × 109 =
436
composite factor = 3 × 167 =
501
composite factor = 5 × 109 =
545
composite factor = 2 × 3 × 109 =
654
composite factor = 2
2 × 167 =
668
composite factor = 5 × 167 =
835
composite factor = 3
2 × 109 =
981
composite factor = 2 × 3 × 167 =
1,002
composite factor = 2 × 5 × 109 =
1,090
composite factor = 2
2 × 3 × 109 =
1,308
composite factor = 3
2 × 167 =
1,503
composite factor = 3 × 5 × 109 =
1,635
composite factor = 2 × 5 × 167 =
1,670
composite factor = 2 × 3
2 × 109 =
1,962
composite factor = 2
2 × 3 × 167 =
2,004
composite factor = 2
2 × 5 × 109 =
2,180
composite factor = 3 × 5 × 167 =
2,505
composite factor = 2 × 3
2 × 167 =
3,006
composite factor = 2 × 3 × 5 × 109 =
3,270
composite factor = 2
2 × 5 × 167 =
3,340
composite factor = 2
2 × 3
2 × 109 =
3,924
composite factor = 3
2 × 5 × 109 =
4,905
composite factor = 2 × 3 × 5 × 167 =
5,010
composite factor = 2
2 × 3
2 × 167 =
6,012
composite factor = 2
2 × 3 × 5 × 109 =
6,540
composite factor = 3
2 × 5 × 167 =
7,515
composite factor = 2 × 3
2 × 5 × 109 =
9,810
composite factor = 2
2 × 3 × 5 × 167 =
10,020
composite factor = 109
2 =
11,881
composite factor = 2 × 3
2 × 5 × 167 =
15,030
composite factor = 109 × 167 =
18,203
This list continues below...
... This list continues from above
composite factor = 2
2 × 3
2 × 5 × 109 =
19,620
composite factor = 2 × 109
2 =
23,762
composite factor = 2
2 × 3
2 × 5 × 167 =
30,060
composite factor = 3 × 109
2 =
35,643
composite factor = 2 × 109 × 167 =
36,406
composite factor = 2
2 × 109
2 =
47,524
composite factor = 3 × 109 × 167 =
54,609
composite factor = 5 × 109
2 =
59,405
composite factor = 2 × 3 × 109
2 =
71,286
composite factor = 2
2 × 109 × 167 =
72,812
composite factor = 5 × 109 × 167 =
91,015
composite factor = 3
2 × 109
2 =
106,929
composite factor = 2 × 3 × 109 × 167 =
109,218
composite factor = 2 × 5 × 109
2 =
118,810
composite factor = 2
2 × 3 × 109
2 =
142,572
composite factor = 3
2 × 109 × 167 =
163,827
composite factor = 3 × 5 × 109
2 =
178,215
composite factor = 2 × 5 × 109 × 167 =
182,030
composite factor = 2 × 3
2 × 109
2 =
213,858
composite factor = 2
2 × 3 × 109 × 167 =
218,436
composite factor = 2
2 × 5 × 109
2 =
237,620
composite factor = 3 × 5 × 109 × 167 =
273,045
composite factor = 2 × 3
2 × 109 × 167 =
327,654
composite factor = 2 × 3 × 5 × 109
2 =
356,430
composite factor = 2
2 × 5 × 109 × 167 =
364,060
composite factor = 2
2 × 3
2 × 109
2 =
427,716
composite factor = 3
2 × 5 × 109
2 =
534,645
composite factor = 2 × 3 × 5 × 109 × 167 =
546,090
composite factor = 2
2 × 3
2 × 109 × 167 =
655,308
composite factor = 2
2 × 3 × 5 × 109
2 =
712,860
composite factor = 3
2 × 5 × 109 × 167 =
819,135
composite factor = 2 × 3
2 × 5 × 109
2 =
1,069,290
composite factor = 2
2 × 3 × 5 × 109 × 167 =
1,092,180
composite factor = 2 × 3
2 × 5 × 109 × 167 =
1,638,270
composite factor = 109
2 × 167 =
1,984,127
composite factor = 2
2 × 3
2 × 5 × 109
2 =
2,138,580
composite factor = 2
2 × 3
2 × 5 × 109 × 167 =
3,276,540
composite factor = 2 × 109
2 × 167 =
3,968,254
composite factor = 3 × 109
2 × 167 =
5,952,381
composite factor = 2
2 × 109
2 × 167 =
7,936,508
composite factor = 5 × 109
2 × 167 =
9,920,635
composite factor = 2 × 3 × 109
2 × 167 =
11,904,762
composite factor = 3
2 × 109
2 × 167 =
17,857,143
composite factor = 2 × 5 × 109
2 × 167 =
19,841,270
composite factor = 2
2 × 3 × 109
2 × 167 =
23,809,524
composite factor = 3 × 5 × 109
2 × 167 =
29,761,905
composite factor = 2 × 3
2 × 109
2 × 167 =
35,714,286
composite factor = 2
2 × 5 × 109
2 × 167 =
39,682,540
composite factor = 2 × 3 × 5 × 109
2 × 167 =
59,523,810
composite factor = 2
2 × 3
2 × 109
2 × 167 =
71,428,572
composite factor = 3
2 × 5 × 109
2 × 167 =
89,285,715
composite factor = 2
2 × 3 × 5 × 109
2 × 167 =
119,047,620
composite factor = 2 × 3
2 × 5 × 109
2 × 167 =
178,571,430
composite factor = 2
2 × 3
2 × 5 × 109
2 × 167 =
357,142,860
108 factors (divisors)
What times what is 357,142,860?
What number multiplied by what number equals 357,142,860?
All the combinations of any two natural numbers whose product equals 357,142,860.
1 × 357,142,860 = 357,142,860
2 × 178,571,430 = 357,142,860
3 × 119,047,620 = 357,142,860
4 × 89,285,715 = 357,142,860
5 × 71,428,572 = 357,142,860
6 × 59,523,810 = 357,142,860
9 × 39,682,540 = 357,142,860
10 × 35,714,286 = 357,142,860
12 × 29,761,905 = 357,142,860
15 × 23,809,524 = 357,142,860
18 × 19,841,270 = 357,142,860
20 × 17,857,143 = 357,142,860
30 × 11,904,762 = 357,142,860
36 × 9,920,635 = 357,142,860
45 × 7,936,508 = 357,142,860
60 × 5,952,381 = 357,142,860
90 × 3,968,254 = 357,142,860
109 × 3,276,540 = 357,142,860
167 × 2,138,580 = 357,142,860
180 × 1,984,127 = 357,142,860
218 × 1,638,270 = 357,142,860
327 × 1,092,180 = 357,142,860
334 × 1,069,290 = 357,142,860
436 × 819,135 = 357,142,860
501 × 712,860 = 357,142,860
545 × 655,308 = 357,142,860
654 × 546,090 = 357,142,860
668 × 534,645 = 357,142,860
835 × 427,716 = 357,142,860
981 × 364,060 = 357,142,860
1,002 × 356,430 = 357,142,860
1,090 × 327,654 = 357,142,860
1,308 × 273,045 = 357,142,860
1,503 × 237,620 = 357,142,860
1,635 × 218,436 = 357,142,860
1,670 × 213,858 = 357,142,860
1,962 × 182,030 = 357,142,860
2,004 × 178,215 = 357,142,860
2,180 × 163,827 = 357,142,860
2,505 × 142,572 = 357,142,860
3,006 × 118,810 = 357,142,860
3,270 × 109,218 = 357,142,860
3,340 × 106,929 = 357,142,860
3,924 × 91,015 = 357,142,860
4,905 × 72,812 = 357,142,860
5,010 × 71,286 = 357,142,860
6,012 × 59,405 = 357,142,860
6,540 × 54,609 = 357,142,860
7,515 × 47,524 = 357,142,860
9,810 × 36,406 = 357,142,860
10,020 × 35,643 = 357,142,860
11,881 × 30,060 = 357,142,860
15,030 × 23,762 = 357,142,860
18,203 × 19,620 = 357,142,860
54 unique multiplications The final answer:
(scroll down)