To find all the divisors of the number 107,053,350:
- 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 107,053,350:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
107,053,350 = 2 × 3 × 52 × 257 × 2,777
107,053,350 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) × (1 + 1) × (2 + 1) × (1 + 1) × (1 + 1) = 2 × 2 × 3 × 2 × 2 = 48
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 107,053,350
- 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
prime factor =
5
composite factor = 2 × 3 =
6
composite factor = 2 × 5 =
10
composite factor = 3 × 5 =
15
composite factor = 5
2 =
25
composite factor = 2 × 3 × 5 =
30
composite factor = 2 × 5
2 =
50
composite factor = 3 × 5
2 =
75
composite factor = 2 × 3 × 5
2 =
150
prime factor =
257
composite factor = 2 × 257 =
514
composite factor = 3 × 257 =
771
composite factor = 5 × 257 =
1,285
composite factor = 2 × 3 × 257 =
1,542
composite factor = 2 × 5 × 257 =
2,570
prime factor =
2,777
composite factor = 3 × 5 × 257 =
3,855
composite factor = 2 × 2,777 =
5,554
composite factor = 5
2 × 257 =
6,425
composite factor = 2 × 3 × 5 × 257 =
7,710
composite factor = 3 × 2,777 =
8,331
This list continues below...
... This list continues from above
composite factor = 2 × 5
2 × 257 =
12,850
composite factor = 5 × 2,777 =
13,885
composite factor = 2 × 3 × 2,777 =
16,662
composite factor = 3 × 5
2 × 257 =
19,275
composite factor = 2 × 5 × 2,777 =
27,770
composite factor = 2 × 3 × 5
2 × 257 =
38,550
composite factor = 3 × 5 × 2,777 =
41,655
composite factor = 5
2 × 2,777 =
69,425
composite factor = 2 × 3 × 5 × 2,777 =
83,310
composite factor = 2 × 5
2 × 2,777 =
138,850
composite factor = 3 × 5
2 × 2,777 =
208,275
composite factor = 2 × 3 × 5
2 × 2,777 =
416,550
composite factor = 257 × 2,777 =
713,689
composite factor = 2 × 257 × 2,777 =
1,427,378
composite factor = 3 × 257 × 2,777 =
2,141,067
composite factor = 5 × 257 × 2,777 =
3,568,445
composite factor = 2 × 3 × 257 × 2,777 =
4,282,134
composite factor = 2 × 5 × 257 × 2,777 =
7,136,890
composite factor = 3 × 5 × 257 × 2,777 =
10,705,335
composite factor = 5
2 × 257 × 2,777 =
17,842,225
composite factor = 2 × 3 × 5 × 257 × 2,777 =
21,410,670
composite factor = 2 × 5
2 × 257 × 2,777 =
35,684,450
composite factor = 3 × 5
2 × 257 × 2,777 =
53,526,675
composite factor = 2 × 3 × 5
2 × 257 × 2,777 =
107,053,350
48 factors (divisors)
What times what is 107,053,350?
What number multiplied by what number equals 107,053,350?
All the combinations of any two natural numbers whose product equals 107,053,350.
1 × 107,053,350 = 107,053,350
2 × 53,526,675 = 107,053,350
3 × 35,684,450 = 107,053,350
5 × 21,410,670 = 107,053,350
6 × 17,842,225 = 107,053,350
10 × 10,705,335 = 107,053,350
15 × 7,136,890 = 107,053,350
25 × 4,282,134 = 107,053,350
30 × 3,568,445 = 107,053,350
50 × 2,141,067 = 107,053,350
75 × 1,427,378 = 107,053,350
150 × 713,689 = 107,053,350
257 × 416,550 = 107,053,350
514 × 208,275 = 107,053,350
771 × 138,850 = 107,053,350
1,285 × 83,310 = 107,053,350
1,542 × 69,425 = 107,053,350
2,570 × 41,655 = 107,053,350
2,777 × 38,550 = 107,053,350
3,855 × 27,770 = 107,053,350
5,554 × 19,275 = 107,053,350
6,425 × 16,662 = 107,053,350
7,710 × 13,885 = 107,053,350
8,331 × 12,850 = 107,053,350
24 unique multiplications The final answer:
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