To find all the divisors of the number 347,360,958:
- 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 347,360,958:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
347,360,958 = 2 × 32 × 7 × 37 × 74,509
347,360,958 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 347,360,958
- 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
prime factor =
7
composite factor = 3
2 =
9
composite factor = 2 × 7 =
14
composite factor = 2 × 3
2 =
18
composite factor = 3 × 7 =
21
prime factor =
37
composite factor = 2 × 3 × 7 =
42
composite factor = 3
2 × 7 =
63
composite factor = 2 × 37 =
74
composite factor = 3 × 37 =
111
composite factor = 2 × 3
2 × 7 =
126
composite factor = 2 × 3 × 37 =
222
composite factor = 7 × 37 =
259
composite factor = 3
2 × 37 =
333
composite factor = 2 × 7 × 37 =
518
composite factor = 2 × 3
2 × 37 =
666
composite factor = 3 × 7 × 37 =
777
composite factor = 2 × 3 × 7 × 37 =
1,554
composite factor = 3
2 × 7 × 37 =
2,331
composite factor = 2 × 3
2 × 7 × 37 =
4,662
This list continues below...
... This list continues from above
prime factor =
74,509
composite factor = 2 × 74,509 =
149,018
composite factor = 3 × 74,509 =
223,527
composite factor = 2 × 3 × 74,509 =
447,054
composite factor = 7 × 74,509 =
521,563
composite factor = 3
2 × 74,509 =
670,581
composite factor = 2 × 7 × 74,509 =
1,043,126
composite factor = 2 × 3
2 × 74,509 =
1,341,162
composite factor = 3 × 7 × 74,509 =
1,564,689
composite factor = 37 × 74,509 =
2,756,833
composite factor = 2 × 3 × 7 × 74,509 =
3,129,378
composite factor = 3
2 × 7 × 74,509 =
4,694,067
composite factor = 2 × 37 × 74,509 =
5,513,666
composite factor = 3 × 37 × 74,509 =
8,270,499
composite factor = 2 × 3
2 × 7 × 74,509 =
9,388,134
composite factor = 2 × 3 × 37 × 74,509 =
16,540,998
composite factor = 7 × 37 × 74,509 =
19,297,831
composite factor = 3
2 × 37 × 74,509 =
24,811,497
composite factor = 2 × 7 × 37 × 74,509 =
38,595,662
composite factor = 2 × 3
2 × 37 × 74,509 =
49,622,994
composite factor = 3 × 7 × 37 × 74,509 =
57,893,493
composite factor = 2 × 3 × 7 × 37 × 74,509 =
115,786,986
composite factor = 3
2 × 7 × 37 × 74,509 =
173,680,479
composite factor = 2 × 3
2 × 7 × 37 × 74,509 =
347,360,958
48 factors (divisors)
What times what is 347,360,958?
What number multiplied by what number equals 347,360,958?
All the combinations of any two natural numbers whose product equals 347,360,958.
1 × 347,360,958 = 347,360,958
2 × 173,680,479 = 347,360,958
3 × 115,786,986 = 347,360,958
6 × 57,893,493 = 347,360,958
7 × 49,622,994 = 347,360,958
9 × 38,595,662 = 347,360,958
14 × 24,811,497 = 347,360,958
18 × 19,297,831 = 347,360,958
21 × 16,540,998 = 347,360,958
37 × 9,388,134 = 347,360,958
42 × 8,270,499 = 347,360,958
63 × 5,513,666 = 347,360,958
74 × 4,694,067 = 347,360,958
111 × 3,129,378 = 347,360,958
126 × 2,756,833 = 347,360,958
222 × 1,564,689 = 347,360,958
259 × 1,341,162 = 347,360,958
333 × 1,043,126 = 347,360,958
518 × 670,581 = 347,360,958
666 × 521,563 = 347,360,958
777 × 447,054 = 347,360,958
1,554 × 223,527 = 347,360,958
2,331 × 149,018 = 347,360,958
4,662 × 74,509 = 347,360,958
24 unique multiplications The final answer:
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