To find all the divisors of the number 926,874:
- 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 926,874:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
926,874 = 2 × 32 × 13 × 17 × 233
926,874 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) × (2 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 2 × 3 × 2 × 2 × 2 = 48
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 926,874
- 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 × 3 =
6
composite factor = 3
2 =
9
prime factor =
13
prime factor =
17
composite factor = 2 × 3
2 =
18
composite factor = 2 × 13 =
26
composite factor = 2 × 17 =
34
composite factor = 3 × 13 =
39
composite factor = 3 × 17 =
51
composite factor = 2 × 3 × 13 =
78
composite factor = 2 × 3 × 17 =
102
composite factor = 3
2 × 13 =
117
composite factor = 3
2 × 17 =
153
composite factor = 13 × 17 =
221
prime factor =
233
composite factor = 2 × 3
2 × 13 =
234
composite factor = 2 × 3
2 × 17 =
306
composite factor = 2 × 13 × 17 =
442
composite factor = 2 × 233 =
466
composite factor = 3 × 13 × 17 =
663
composite factor = 3 × 233 =
699
This list continues below...
... This list continues from above
composite factor = 2 × 3 × 13 × 17 =
1,326
composite factor = 2 × 3 × 233 =
1,398
composite factor = 3
2 × 13 × 17 =
1,989
composite factor = 3
2 × 233 =
2,097
composite factor = 13 × 233 =
3,029
composite factor = 17 × 233 =
3,961
composite factor = 2 × 3
2 × 13 × 17 =
3,978
composite factor = 2 × 3
2 × 233 =
4,194
composite factor = 2 × 13 × 233 =
6,058
composite factor = 2 × 17 × 233 =
7,922
composite factor = 3 × 13 × 233 =
9,087
composite factor = 3 × 17 × 233 =
11,883
composite factor = 2 × 3 × 13 × 233 =
18,174
composite factor = 2 × 3 × 17 × 233 =
23,766
composite factor = 3
2 × 13 × 233 =
27,261
composite factor = 3
2 × 17 × 233 =
35,649
composite factor = 13 × 17 × 233 =
51,493
composite factor = 2 × 3
2 × 13 × 233 =
54,522
composite factor = 2 × 3
2 × 17 × 233 =
71,298
composite factor = 2 × 13 × 17 × 233 =
102,986
composite factor = 3 × 13 × 17 × 233 =
154,479
composite factor = 2 × 3 × 13 × 17 × 233 =
308,958
composite factor = 3
2 × 13 × 17 × 233 =
463,437
composite factor = 2 × 3
2 × 13 × 17 × 233 =
926,874
48 factors (divisors)
What times what is 926,874?
What number multiplied by what number equals 926,874?
All the combinations of any two natural numbers whose product equals 926,874.
1 × 926,874 = 926,874
2 × 463,437 = 926,874
3 × 308,958 = 926,874
6 × 154,479 = 926,874
9 × 102,986 = 926,874
13 × 71,298 = 926,874
17 × 54,522 = 926,874
18 × 51,493 = 926,874
26 × 35,649 = 926,874
34 × 27,261 = 926,874
39 × 23,766 = 926,874
51 × 18,174 = 926,874
78 × 11,883 = 926,874
102 × 9,087 = 926,874
117 × 7,922 = 926,874
153 × 6,058 = 926,874
221 × 4,194 = 926,874
233 × 3,978 = 926,874
234 × 3,961 = 926,874
306 × 3,029 = 926,874
442 × 2,097 = 926,874
466 × 1,989 = 926,874
663 × 1,398 = 926,874
699 × 1,326 = 926,874
24 unique multiplications The final answer:
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