To find all the divisors of the number 3,000,000,740:
- 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 3,000,000,740:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
3,000,000,740 = 22 × 5 × 11 × 61 × 223,547
3,000,000,740 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 3,000,000,740
- 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
composite factor = 2
2 =
4
prime factor =
5
composite factor = 2 × 5 =
10
prime factor =
11
composite factor = 2
2 × 5 =
20
composite factor = 2 × 11 =
22
composite factor = 2
2 × 11 =
44
composite factor = 5 × 11 =
55
prime factor =
61
composite factor = 2 × 5 × 11 =
110
composite factor = 2 × 61 =
122
composite factor = 2
2 × 5 × 11 =
220
composite factor = 2
2 × 61 =
244
composite factor = 5 × 61 =
305
composite factor = 2 × 5 × 61 =
610
composite factor = 11 × 61 =
671
composite factor = 2
2 × 5 × 61 =
1,220
composite factor = 2 × 11 × 61 =
1,342
composite factor = 2
2 × 11 × 61 =
2,684
composite factor = 5 × 11 × 61 =
3,355
composite factor = 2 × 5 × 11 × 61 =
6,710
composite factor = 2
2 × 5 × 11 × 61 =
13,420
This list continues below...
... This list continues from above
prime factor =
223,547
composite factor = 2 × 223,547 =
447,094
composite factor = 2
2 × 223,547 =
894,188
composite factor = 5 × 223,547 =
1,117,735
composite factor = 2 × 5 × 223,547 =
2,235,470
composite factor = 11 × 223,547 =
2,459,017
composite factor = 2
2 × 5 × 223,547 =
4,470,940
composite factor = 2 × 11 × 223,547 =
4,918,034
composite factor = 2
2 × 11 × 223,547 =
9,836,068
composite factor = 5 × 11 × 223,547 =
12,295,085
composite factor = 61 × 223,547 =
13,636,367
composite factor = 2 × 5 × 11 × 223,547 =
24,590,170
composite factor = 2 × 61 × 223,547 =
27,272,734
composite factor = 2
2 × 5 × 11 × 223,547 =
49,180,340
composite factor = 2
2 × 61 × 223,547 =
54,545,468
composite factor = 5 × 61 × 223,547 =
68,181,835
composite factor = 2 × 5 × 61 × 223,547 =
136,363,670
composite factor = 11 × 61 × 223,547 =
150,000,037
composite factor = 2
2 × 5 × 61 × 223,547 =
272,727,340
composite factor = 2 × 11 × 61 × 223,547 =
300,000,074
composite factor = 2
2 × 11 × 61 × 223,547 =
600,000,148
composite factor = 5 × 11 × 61 × 223,547 =
750,000,185
composite factor = 2 × 5 × 11 × 61 × 223,547 =
1,500,000,370
composite factor = 2
2 × 5 × 11 × 61 × 223,547 =
3,000,000,740
48 factors (divisors)
What times what is 3,000,000,740?
What number multiplied by what number equals 3,000,000,740?
All the combinations of any two natural numbers whose product equals 3,000,000,740.
1 × 3,000,000,740 = 3,000,000,740
2 × 1,500,000,370 = 3,000,000,740
4 × 750,000,185 = 3,000,000,740
5 × 600,000,148 = 3,000,000,740
10 × 300,000,074 = 3,000,000,740
11 × 272,727,340 = 3,000,000,740
20 × 150,000,037 = 3,000,000,740
22 × 136,363,670 = 3,000,000,740
44 × 68,181,835 = 3,000,000,740
55 × 54,545,468 = 3,000,000,740
61 × 49,180,340 = 3,000,000,740
110 × 27,272,734 = 3,000,000,740
122 × 24,590,170 = 3,000,000,740
220 × 13,636,367 = 3,000,000,740
244 × 12,295,085 = 3,000,000,740
305 × 9,836,068 = 3,000,000,740
610 × 4,918,034 = 3,000,000,740
671 × 4,470,940 = 3,000,000,740
1,220 × 2,459,017 = 3,000,000,740
1,342 × 2,235,470 = 3,000,000,740
2,684 × 1,117,735 = 3,000,000,740
3,355 × 894,188 = 3,000,000,740
6,710 × 447,094 = 3,000,000,740
13,420 × 223,547 = 3,000,000,740
24 unique multiplications The final answer:
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