To find all the divisors of the number 876,024:
- 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 876,024:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
876,024 = 23 × 32 × 233
876,024 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) × (2 + 1) × (3 + 1) = 4 × 3 × 4 = 48
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 876,024
- 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 × 3
2 =
18
prime factor =
23
composite factor = 2
3 × 3 =
24
composite factor = 2
2 × 3
2 =
36
composite factor = 2 × 23 =
46
composite factor = 3 × 23 =
69
composite factor = 2
3 × 3
2 =
72
composite factor = 2
2 × 23 =
92
composite factor = 2 × 3 × 23 =
138
composite factor = 2
3 × 23 =
184
composite factor = 3
2 × 23 =
207
composite factor = 2
2 × 3 × 23 =
276
composite factor = 2 × 3
2 × 23 =
414
composite factor = 23
2 =
529
composite factor = 2
3 × 3 × 23 =
552
composite factor = 2
2 × 3
2 × 23 =
828
This list continues below...
... This list continues from above
composite factor = 2 × 23
2 =
1,058
composite factor = 3 × 23
2 =
1,587
composite factor = 2
3 × 3
2 × 23 =
1,656
composite factor = 2
2 × 23
2 =
2,116
composite factor = 2 × 3 × 23
2 =
3,174
composite factor = 2
3 × 23
2 =
4,232
composite factor = 3
2 × 23
2 =
4,761
composite factor = 2
2 × 3 × 23
2 =
6,348
composite factor = 2 × 3
2 × 23
2 =
9,522
composite factor = 23
3 =
12,167
composite factor = 2
3 × 3 × 23
2 =
12,696
composite factor = 2
2 × 3
2 × 23
2 =
19,044
composite factor = 2 × 23
3 =
24,334
composite factor = 3 × 23
3 =
36,501
composite factor = 2
3 × 3
2 × 23
2 =
38,088
composite factor = 2
2 × 23
3 =
48,668
composite factor = 2 × 3 × 23
3 =
73,002
composite factor = 2
3 × 23
3 =
97,336
composite factor = 3
2 × 23
3 =
109,503
composite factor = 2
2 × 3 × 23
3 =
146,004
composite factor = 2 × 3
2 × 23
3 =
219,006
composite factor = 2
3 × 3 × 23
3 =
292,008
composite factor = 2
2 × 3
2 × 23
3 =
438,012
composite factor = 2
3 × 3
2 × 23
3 =
876,024
48 factors (divisors)
What times what is 876,024?
What number multiplied by what number equals 876,024?
All the combinations of any two natural numbers whose product equals 876,024.
1 × 876,024 = 876,024
2 × 438,012 = 876,024
3 × 292,008 = 876,024
4 × 219,006 = 876,024
6 × 146,004 = 876,024
8 × 109,503 = 876,024
9 × 97,336 = 876,024
12 × 73,002 = 876,024
18 × 48,668 = 876,024
23 × 38,088 = 876,024
24 × 36,501 = 876,024
36 × 24,334 = 876,024
46 × 19,044 = 876,024
69 × 12,696 = 876,024
72 × 12,167 = 876,024
92 × 9,522 = 876,024
138 × 6,348 = 876,024
184 × 4,761 = 876,024
207 × 4,232 = 876,024
276 × 3,174 = 876,024
414 × 2,116 = 876,024
529 × 1,656 = 876,024
552 × 1,587 = 876,024
828 × 1,058 = 876,024
24 unique multiplications The final answer:
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