To find all the divisors of the number 142,736,013:
- 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 142,736,013:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
142,736,013 = 36 × 7 × 83 × 337
142,736,013 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 = (6 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 7 × 2 × 2 × 2 = 56
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 142,736,013
- 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 =
3
prime factor =
7
composite factor = 3
2 =
9
composite factor = 3 × 7 =
21
composite factor = 3
3 =
27
composite factor = 3
2 × 7 =
63
composite factor = 3
4 =
81
prime factor =
83
composite factor = 3
3 × 7 =
189
composite factor = 3
5 =
243
composite factor = 3 × 83 =
249
prime factor =
337
composite factor = 3
4 × 7 =
567
composite factor = 7 × 83 =
581
composite factor = 3
6 =
729
composite factor = 3
2 × 83 =
747
composite factor = 3 × 337 =
1,011
composite factor = 3
5 × 7 =
1,701
composite factor = 3 × 7 × 83 =
1,743
composite factor = 3
3 × 83 =
2,241
composite factor = 7 × 337 =
2,359
composite factor = 3
2 × 337 =
3,033
composite factor = 3
6 × 7 =
5,103
composite factor = 3
2 × 7 × 83 =
5,229
composite factor = 3
4 × 83 =
6,723
composite factor = 3 × 7 × 337 =
7,077
composite factor = 3
3 × 337 =
9,099
This list continues below...
... This list continues from above
composite factor = 3
3 × 7 × 83 =
15,687
composite factor = 3
5 × 83 =
20,169
composite factor = 3
2 × 7 × 337 =
21,231
composite factor = 3
4 × 337 =
27,297
composite factor = 83 × 337 =
27,971
composite factor = 3
4 × 7 × 83 =
47,061
composite factor = 3
6 × 83 =
60,507
composite factor = 3
3 × 7 × 337 =
63,693
composite factor = 3
5 × 337 =
81,891
composite factor = 3 × 83 × 337 =
83,913
composite factor = 3
5 × 7 × 83 =
141,183
composite factor = 3
4 × 7 × 337 =
191,079
composite factor = 7 × 83 × 337 =
195,797
composite factor = 3
6 × 337 =
245,673
composite factor = 3
2 × 83 × 337 =
251,739
composite factor = 3
6 × 7 × 83 =
423,549
composite factor = 3
5 × 7 × 337 =
573,237
composite factor = 3 × 7 × 83 × 337 =
587,391
composite factor = 3
3 × 83 × 337 =
755,217
composite factor = 3
6 × 7 × 337 =
1,719,711
composite factor = 3
2 × 7 × 83 × 337 =
1,762,173
composite factor = 3
4 × 83 × 337 =
2,265,651
composite factor = 3
3 × 7 × 83 × 337 =
5,286,519
composite factor = 3
5 × 83 × 337 =
6,796,953
composite factor = 3
4 × 7 × 83 × 337 =
15,859,557
composite factor = 3
6 × 83 × 337 =
20,390,859
composite factor = 3
5 × 7 × 83 × 337 =
47,578,671
composite factor = 3
6 × 7 × 83 × 337 =
142,736,013
56 factors (divisors)
What times what is 142,736,013?
What number multiplied by what number equals 142,736,013?
All the combinations of any two natural numbers whose product equals 142,736,013.
1 × 142,736,013 = 142,736,013
3 × 47,578,671 = 142,736,013
7 × 20,390,859 = 142,736,013
9 × 15,859,557 = 142,736,013
21 × 6,796,953 = 142,736,013
27 × 5,286,519 = 142,736,013
63 × 2,265,651 = 142,736,013
81 × 1,762,173 = 142,736,013
83 × 1,719,711 = 142,736,013
189 × 755,217 = 142,736,013
243 × 587,391 = 142,736,013
249 × 573,237 = 142,736,013
337 × 423,549 = 142,736,013
567 × 251,739 = 142,736,013
581 × 245,673 = 142,736,013
729 × 195,797 = 142,736,013
747 × 191,079 = 142,736,013
1,011 × 141,183 = 142,736,013
1,701 × 83,913 = 142,736,013
1,743 × 81,891 = 142,736,013
2,241 × 63,693 = 142,736,013
2,359 × 60,507 = 142,736,013
3,033 × 47,061 = 142,736,013
5,103 × 27,971 = 142,736,013
5,229 × 27,297 = 142,736,013
6,723 × 21,231 = 142,736,013
7,077 × 20,169 = 142,736,013
9,099 × 15,687 = 142,736,013
28 unique multiplications The final answer:
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