To find all the divisors of the number 41,352,492:
- 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 41,352,492:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
41,352,492 = 22 × 3 × 29 × 331 × 359
41,352,492 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 41,352,492
- 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
2 × 3 =
12
prime factor =
29
composite factor = 2 × 29 =
58
composite factor = 3 × 29 =
87
composite factor = 2
2 × 29 =
116
composite factor = 2 × 3 × 29 =
174
prime factor =
331
composite factor = 2
2 × 3 × 29 =
348
prime factor =
359
composite factor = 2 × 331 =
662
composite factor = 2 × 359 =
718
composite factor = 3 × 331 =
993
composite factor = 3 × 359 =
1,077
composite factor = 2
2 × 331 =
1,324
composite factor = 2
2 × 359 =
1,436
composite factor = 2 × 3 × 331 =
1,986
composite factor = 2 × 3 × 359 =
2,154
composite factor = 2
2 × 3 × 331 =
3,972
composite factor = 2
2 × 3 × 359 =
4,308
This list continues below...
... This list continues from above
composite factor = 29 × 331 =
9,599
composite factor = 29 × 359 =
10,411
composite factor = 2 × 29 × 331 =
19,198
composite factor = 2 × 29 × 359 =
20,822
composite factor = 3 × 29 × 331 =
28,797
composite factor = 3 × 29 × 359 =
31,233
composite factor = 2
2 × 29 × 331 =
38,396
composite factor = 2
2 × 29 × 359 =
41,644
composite factor = 2 × 3 × 29 × 331 =
57,594
composite factor = 2 × 3 × 29 × 359 =
62,466
composite factor = 2
2 × 3 × 29 × 331 =
115,188
composite factor = 331 × 359 =
118,829
composite factor = 2
2 × 3 × 29 × 359 =
124,932
composite factor = 2 × 331 × 359 =
237,658
composite factor = 3 × 331 × 359 =
356,487
composite factor = 2
2 × 331 × 359 =
475,316
composite factor = 2 × 3 × 331 × 359 =
712,974
composite factor = 2
2 × 3 × 331 × 359 =
1,425,948
composite factor = 29 × 331 × 359 =
3,446,041
composite factor = 2 × 29 × 331 × 359 =
6,892,082
composite factor = 3 × 29 × 331 × 359 =
10,338,123
composite factor = 2
2 × 29 × 331 × 359 =
13,784,164
composite factor = 2 × 3 × 29 × 331 × 359 =
20,676,246
composite factor = 2
2 × 3 × 29 × 331 × 359 =
41,352,492
48 factors (divisors)
What times what is 41,352,492?
What number multiplied by what number equals 41,352,492?
All the combinations of any two natural numbers whose product equals 41,352,492.
1 × 41,352,492 = 41,352,492
2 × 20,676,246 = 41,352,492
3 × 13,784,164 = 41,352,492
4 × 10,338,123 = 41,352,492
6 × 6,892,082 = 41,352,492
12 × 3,446,041 = 41,352,492
29 × 1,425,948 = 41,352,492
58 × 712,974 = 41,352,492
87 × 475,316 = 41,352,492
116 × 356,487 = 41,352,492
174 × 237,658 = 41,352,492
331 × 124,932 = 41,352,492
348 × 118,829 = 41,352,492
359 × 115,188 = 41,352,492
662 × 62,466 = 41,352,492
718 × 57,594 = 41,352,492
993 × 41,644 = 41,352,492
1,077 × 38,396 = 41,352,492
1,324 × 31,233 = 41,352,492
1,436 × 28,797 = 41,352,492
1,986 × 20,822 = 41,352,492
2,154 × 19,198 = 41,352,492
3,972 × 10,411 = 41,352,492
4,308 × 9,599 = 41,352,492
24 unique multiplications The final answer:
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