To find all the divisors of the number 2,000,000,002:
- 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 2,000,000,002:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
2,000,000,002 = 2 × 7 × 11 × 13 × 19 × 52,579
2,000,000,002 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) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 2 × 2 × 2 × 2 × 2 × 2 = 64
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 2,000,000,002
- Multiply the prime factors involved in the prime factorization of the number in all their unique combinations, that give different results.
- 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 =
7
prime factor =
11
prime factor =
13
composite factor = 2 × 7 =
14
prime factor =
19
composite factor = 2 × 11 =
22
composite factor = 2 × 13 =
26
composite factor = 2 × 19 =
38
composite factor = 7 × 11 =
77
composite factor = 7 × 13 =
91
composite factor = 7 × 19 =
133
composite factor = 11 × 13 =
143
composite factor = 2 × 7 × 11 =
154
composite factor = 2 × 7 × 13 =
182
composite factor = 11 × 19 =
209
composite factor = 13 × 19 =
247
composite factor = 2 × 7 × 19 =
266
composite factor = 2 × 11 × 13 =
286
composite factor = 2 × 11 × 19 =
418
composite factor = 2 × 13 × 19 =
494
composite factor = 7 × 11 × 13 =
1,001
composite factor = 7 × 11 × 19 =
1,463
composite factor = 7 × 13 × 19 =
1,729
composite factor = 2 × 7 × 11 × 13 =
2,002
composite factor = 11 × 13 × 19 =
2,717
composite factor = 2 × 7 × 11 × 19 =
2,926
composite factor = 2 × 7 × 13 × 19 =
3,458
composite factor = 2 × 11 × 13 × 19 =
5,434
composite factor = 7 × 11 × 13 × 19 =
19,019
composite factor = 2 × 7 × 11 × 13 × 19 =
38,038
This list continues below...
... This list continues from above
prime factor =
52,579
composite factor = 2 × 52,579 =
105,158
composite factor = 7 × 52,579 =
368,053
composite factor = 11 × 52,579 =
578,369
composite factor = 13 × 52,579 =
683,527
composite factor = 2 × 7 × 52,579 =
736,106
composite factor = 19 × 52,579 =
999,001
composite factor = 2 × 11 × 52,579 =
1,156,738
composite factor = 2 × 13 × 52,579 =
1,367,054
composite factor = 2 × 19 × 52,579 =
1,998,002
composite factor = 7 × 11 × 52,579 =
4,048,583
composite factor = 7 × 13 × 52,579 =
4,784,689
composite factor = 7 × 19 × 52,579 =
6,993,007
composite factor = 11 × 13 × 52,579 =
7,518,797
composite factor = 2 × 7 × 11 × 52,579 =
8,097,166
composite factor = 2 × 7 × 13 × 52,579 =
9,569,378
composite factor = 11 × 19 × 52,579 =
10,989,011
composite factor = 13 × 19 × 52,579 =
12,987,013
composite factor = 2 × 7 × 19 × 52,579 =
13,986,014
composite factor = 2 × 11 × 13 × 52,579 =
15,037,594
composite factor = 2 × 11 × 19 × 52,579 =
21,978,022
composite factor = 2 × 13 × 19 × 52,579 =
25,974,026
composite factor = 7 × 11 × 13 × 52,579 =
52,631,579
composite factor = 7 × 11 × 19 × 52,579 =
76,923,077
composite factor = 7 × 13 × 19 × 52,579 =
90,909,091
composite factor = 2 × 7 × 11 × 13 × 52,579 =
105,263,158
composite factor = 11 × 13 × 19 × 52,579 =
142,857,143
composite factor = 2 × 7 × 11 × 19 × 52,579 =
153,846,154
composite factor = 2 × 7 × 13 × 19 × 52,579 =
181,818,182
composite factor = 2 × 11 × 13 × 19 × 52,579 =
285,714,286
composite factor = 7 × 11 × 13 × 19 × 52,579 =
1,000,000,001
composite factor = 2 × 7 × 11 × 13 × 19 × 52,579 =
2,000,000,002
64 factors (divisors)
What times what is 2,000,000,002?
What number multiplied by what number equals 2,000,000,002?
All the combinations of any two natural numbers whose product equals 2,000,000,002.
1 × 2,000,000,002 = 2,000,000,002
2 × 1,000,000,001 = 2,000,000,002
7 × 285,714,286 = 2,000,000,002
11 × 181,818,182 = 2,000,000,002
13 × 153,846,154 = 2,000,000,002
14 × 142,857,143 = 2,000,000,002
19 × 105,263,158 = 2,000,000,002
22 × 90,909,091 = 2,000,000,002
26 × 76,923,077 = 2,000,000,002
38 × 52,631,579 = 2,000,000,002
77 × 25,974,026 = 2,000,000,002
91 × 21,978,022 = 2,000,000,002
133 × 15,037,594 = 2,000,000,002
143 × 13,986,014 = 2,000,000,002
154 × 12,987,013 = 2,000,000,002
182 × 10,989,011 = 2,000,000,002
209 × 9,569,378 = 2,000,000,002
247 × 8,097,166 = 2,000,000,002
266 × 7,518,797 = 2,000,000,002
286 × 6,993,007 = 2,000,000,002
418 × 4,784,689 = 2,000,000,002
494 × 4,048,583 = 2,000,000,002
1,001 × 1,998,002 = 2,000,000,002
1,463 × 1,367,054 = 2,000,000,002
1,729 × 1,156,738 = 2,000,000,002
2,002 × 999,001 = 2,000,000,002
2,717 × 736,106 = 2,000,000,002
2,926 × 683,527 = 2,000,000,002
3,458 × 578,369 = 2,000,000,002
5,434 × 368,053 = 2,000,000,002
19,019 × 105,158 = 2,000,000,002
38,038 × 52,579 = 2,000,000,002
32 unique multiplications The final answer:
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