To find all the divisors of the number 106,932:
- 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 106,932:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
106,932 = 22 × 3 × 7 × 19 × 67
106,932 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) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 3 × 2 × 2 × 2 × 2 = 48
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 106,932
- 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
prime factor =
7
composite factor = 2
2 × 3 =
12
composite factor = 2 × 7 =
14
prime factor =
19
composite factor = 3 × 7 =
21
composite factor = 2
2 × 7 =
28
composite factor = 2 × 19 =
38
composite factor = 2 × 3 × 7 =
42
composite factor = 3 × 19 =
57
prime factor =
67
composite factor = 2
2 × 19 =
76
composite factor = 2
2 × 3 × 7 =
84
composite factor = 2 × 3 × 19 =
114
composite factor = 7 × 19 =
133
composite factor = 2 × 67 =
134
composite factor = 3 × 67 =
201
composite factor = 2
2 × 3 × 19 =
228
composite factor = 2 × 7 × 19 =
266
composite factor = 2
2 × 67 =
268
This list continues below...
... This list continues from above
composite factor = 3 × 7 × 19 =
399
composite factor = 2 × 3 × 67 =
402
composite factor = 7 × 67 =
469
composite factor = 2
2 × 7 × 19 =
532
composite factor = 2 × 3 × 7 × 19 =
798
composite factor = 2
2 × 3 × 67 =
804
composite factor = 2 × 7 × 67 =
938
composite factor = 19 × 67 =
1,273
composite factor = 3 × 7 × 67 =
1,407
composite factor = 2
2 × 3 × 7 × 19 =
1,596
composite factor = 2
2 × 7 × 67 =
1,876
composite factor = 2 × 19 × 67 =
2,546
composite factor = 2 × 3 × 7 × 67 =
2,814
composite factor = 3 × 19 × 67 =
3,819
composite factor = 2
2 × 19 × 67 =
5,092
composite factor = 2
2 × 3 × 7 × 67 =
5,628
composite factor = 2 × 3 × 19 × 67 =
7,638
composite factor = 7 × 19 × 67 =
8,911
composite factor = 2
2 × 3 × 19 × 67 =
15,276
composite factor = 2 × 7 × 19 × 67 =
17,822
composite factor = 3 × 7 × 19 × 67 =
26,733
composite factor = 2
2 × 7 × 19 × 67 =
35,644
composite factor = 2 × 3 × 7 × 19 × 67 =
53,466
composite factor = 2
2 × 3 × 7 × 19 × 67 =
106,932
48 factors (divisors)
What times what is 106,932?
What number multiplied by what number equals 106,932?
All the combinations of any two natural numbers whose product equals 106,932.
1 × 106,932 = 106,932
2 × 53,466 = 106,932
3 × 35,644 = 106,932
4 × 26,733 = 106,932
6 × 17,822 = 106,932
7 × 15,276 = 106,932
12 × 8,911 = 106,932
14 × 7,638 = 106,932
19 × 5,628 = 106,932
21 × 5,092 = 106,932
28 × 3,819 = 106,932
38 × 2,814 = 106,932
42 × 2,546 = 106,932
57 × 1,876 = 106,932
67 × 1,596 = 106,932
76 × 1,407 = 106,932
84 × 1,273 = 106,932
114 × 938 = 106,932
133 × 804 = 106,932
134 × 798 = 106,932
201 × 532 = 106,932
228 × 469 = 106,932
266 × 402 = 106,932
268 × 399 = 106,932
24 unique multiplications The final answer:
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