To find all the divisors of the number 110,999,999,940:
- 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 110,999,999,940:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
110,999,999,940 = 22 × 3 × 5 × 19 × 97,368,421
110,999,999,940 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 110,999,999,940
- 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
2 =
4
prime factor =
5
composite factor = 2 × 3 =
6
composite factor = 2 × 5 =
10
composite factor = 2
2 × 3 =
12
composite factor = 3 × 5 =
15
prime factor =
19
composite factor = 2
2 × 5 =
20
composite factor = 2 × 3 × 5 =
30
composite factor = 2 × 19 =
38
composite factor = 3 × 19 =
57
composite factor = 2
2 × 3 × 5 =
60
composite factor = 2
2 × 19 =
76
composite factor = 5 × 19 =
95
composite factor = 2 × 3 × 19 =
114
composite factor = 2 × 5 × 19 =
190
composite factor = 2
2 × 3 × 19 =
228
composite factor = 3 × 5 × 19 =
285
composite factor = 2
2 × 5 × 19 =
380
composite factor = 2 × 3 × 5 × 19 =
570
composite factor = 2
2 × 3 × 5 × 19 =
1,140
This list continues below...
... This list continues from above
prime factor =
97,368,421
composite factor = 2 × 97,368,421 =
194,736,842
composite factor = 3 × 97,368,421 =
292,105,263
composite factor = 2
2 × 97,368,421 =
389,473,684
composite factor = 5 × 97,368,421 =
486,842,105
composite factor = 2 × 3 × 97,368,421 =
584,210,526
composite factor = 2 × 5 × 97,368,421 =
973,684,210
composite factor = 2
2 × 3 × 97,368,421 =
1,168,421,052
composite factor = 3 × 5 × 97,368,421 =
1,460,526,315
composite factor = 19 × 97,368,421 =
1,849,999,999
composite factor = 2
2 × 5 × 97,368,421 =
1,947,368,420
composite factor = 2 × 3 × 5 × 97,368,421 =
2,921,052,630
composite factor = 2 × 19 × 97,368,421 =
3,699,999,998
composite factor = 3 × 19 × 97,368,421 =
5,549,999,997
composite factor = 2
2 × 3 × 5 × 97,368,421 =
5,842,105,260
composite factor = 2
2 × 19 × 97,368,421 =
7,399,999,996
composite factor = 5 × 19 × 97,368,421 =
9,249,999,995
composite factor = 2 × 3 × 19 × 97,368,421 =
11,099,999,994
composite factor = 2 × 5 × 19 × 97,368,421 =
18,499,999,990
composite factor = 2
2 × 3 × 19 × 97,368,421 =
22,199,999,988
composite factor = 3 × 5 × 19 × 97,368,421 =
27,749,999,985
composite factor = 2
2 × 5 × 19 × 97,368,421 =
36,999,999,980
composite factor = 2 × 3 × 5 × 19 × 97,368,421 =
55,499,999,970
composite factor = 2
2 × 3 × 5 × 19 × 97,368,421 =
110,999,999,940
48 factors (divisors)
What times what is 110,999,999,940?
What number multiplied by what number equals 110,999,999,940?
All the combinations of any two natural numbers whose product equals 110,999,999,940.
1 × 110,999,999,940 = 110,999,999,940
2 × 55,499,999,970 = 110,999,999,940
3 × 36,999,999,980 = 110,999,999,940
4 × 27,749,999,985 = 110,999,999,940
5 × 22,199,999,988 = 110,999,999,940
6 × 18,499,999,990 = 110,999,999,940
10 × 11,099,999,994 = 110,999,999,940
12 × 9,249,999,995 = 110,999,999,940
15 × 7,399,999,996 = 110,999,999,940
19 × 5,842,105,260 = 110,999,999,940
20 × 5,549,999,997 = 110,999,999,940
30 × 3,699,999,998 = 110,999,999,940
38 × 2,921,052,630 = 110,999,999,940
57 × 1,947,368,420 = 110,999,999,940
60 × 1,849,999,999 = 110,999,999,940
76 × 1,460,526,315 = 110,999,999,940
95 × 1,168,421,052 = 110,999,999,940
114 × 973,684,210 = 110,999,999,940
190 × 584,210,526 = 110,999,999,940
228 × 486,842,105 = 110,999,999,940
285 × 389,473,684 = 110,999,999,940
380 × 292,105,263 = 110,999,999,940
570 × 194,736,842 = 110,999,999,940
1,140 × 97,368,421 = 110,999,999,940
24 unique multiplications The final answer:
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