To find all the divisors of the number 27,000,000,100:
- 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 27,000,000,100:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
27,000,000,100 = 22 × 52 × 17 × 1,847 × 8,599
27,000,000,100 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) × (2 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 3 × 3 × 2 × 2 × 2 = 72
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 27,000,000,100
- 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 =
17
composite factor = 2
2 × 5 =
20
composite factor = 5
2 =
25
composite factor = 2 × 17 =
34
composite factor = 2 × 5
2 =
50
composite factor = 2
2 × 17 =
68
composite factor = 5 × 17 =
85
composite factor = 2
2 × 5
2 =
100
composite factor = 2 × 5 × 17 =
170
composite factor = 2
2 × 5 × 17 =
340
composite factor = 5
2 × 17 =
425
composite factor = 2 × 5
2 × 17 =
850
composite factor = 2
2 × 5
2 × 17 =
1,700
prime factor =
1,847
composite factor = 2 × 1,847 =
3,694
composite factor = 2
2 × 1,847 =
7,388
prime factor =
8,599
composite factor = 5 × 1,847 =
9,235
composite factor = 2 × 8,599 =
17,198
composite factor = 2 × 5 × 1,847 =
18,470
composite factor = 17 × 1,847 =
31,399
composite factor = 2
2 × 8,599 =
34,396
composite factor = 2
2 × 5 × 1,847 =
36,940
composite factor = 5 × 8,599 =
42,995
composite factor = 5
2 × 1,847 =
46,175
composite factor = 2 × 17 × 1,847 =
62,798
composite factor = 2 × 5 × 8,599 =
85,990
composite factor = 2 × 5
2 × 1,847 =
92,350
composite factor = 2
2 × 17 × 1,847 =
125,596
composite factor = 17 × 8,599 =
146,183
composite factor = 5 × 17 × 1,847 =
156,995
This list continues below...
... This list continues from above
composite factor = 2
2 × 5 × 8,599 =
171,980
composite factor = 2
2 × 5
2 × 1,847 =
184,700
composite factor = 5
2 × 8,599 =
214,975
composite factor = 2 × 17 × 8,599 =
292,366
composite factor = 2 × 5 × 17 × 1,847 =
313,990
composite factor = 2 × 5
2 × 8,599 =
429,950
composite factor = 2
2 × 17 × 8,599 =
584,732
composite factor = 2
2 × 5 × 17 × 1,847 =
627,980
composite factor = 5 × 17 × 8,599 =
730,915
composite factor = 5
2 × 17 × 1,847 =
784,975
composite factor = 2
2 × 5
2 × 8,599 =
859,900
composite factor = 2 × 5 × 17 × 8,599 =
1,461,830
composite factor = 2 × 5
2 × 17 × 1,847 =
1,569,950
composite factor = 2
2 × 5 × 17 × 8,599 =
2,923,660
composite factor = 2
2 × 5
2 × 17 × 1,847 =
3,139,900
composite factor = 5
2 × 17 × 8,599 =
3,654,575
composite factor = 2 × 5
2 × 17 × 8,599 =
7,309,150
composite factor = 2
2 × 5
2 × 17 × 8,599 =
14,618,300
composite factor = 1,847 × 8,599 =
15,882,353
composite factor = 2 × 1,847 × 8,599 =
31,764,706
composite factor = 2
2 × 1,847 × 8,599 =
63,529,412
composite factor = 5 × 1,847 × 8,599 =
79,411,765
composite factor = 2 × 5 × 1,847 × 8,599 =
158,823,530
composite factor = 17 × 1,847 × 8,599 =
270,000,001
composite factor = 2
2 × 5 × 1,847 × 8,599 =
317,647,060
composite factor = 5
2 × 1,847 × 8,599 =
397,058,825
composite factor = 2 × 17 × 1,847 × 8,599 =
540,000,002
composite factor = 2 × 5
2 × 1,847 × 8,599 =
794,117,650
composite factor = 2
2 × 17 × 1,847 × 8,599 =
1,080,000,004
composite factor = 5 × 17 × 1,847 × 8,599 =
1,350,000,005
composite factor = 2
2 × 5
2 × 1,847 × 8,599 =
1,588,235,300
composite factor = 2 × 5 × 17 × 1,847 × 8,599 =
2,700,000,010
composite factor = 2
2 × 5 × 17 × 1,847 × 8,599 =
5,400,000,020
composite factor = 5
2 × 17 × 1,847 × 8,599 =
6,750,000,025
composite factor = 2 × 5
2 × 17 × 1,847 × 8,599 =
13,500,000,050
composite factor = 2
2 × 5
2 × 17 × 1,847 × 8,599 =
27,000,000,100
72 factors (divisors)
What times what is 27,000,000,100?
What number multiplied by what number equals 27,000,000,100?
All the combinations of any two natural numbers whose product equals 27,000,000,100.
1 × 27,000,000,100 = 27,000,000,100
2 × 13,500,000,050 = 27,000,000,100
4 × 6,750,000,025 = 27,000,000,100
5 × 5,400,000,020 = 27,000,000,100
10 × 2,700,000,010 = 27,000,000,100
17 × 1,588,235,300 = 27,000,000,100
20 × 1,350,000,005 = 27,000,000,100
25 × 1,080,000,004 = 27,000,000,100
34 × 794,117,650 = 27,000,000,100
50 × 540,000,002 = 27,000,000,100
68 × 397,058,825 = 27,000,000,100
85 × 317,647,060 = 27,000,000,100
100 × 270,000,001 = 27,000,000,100
170 × 158,823,530 = 27,000,000,100
340 × 79,411,765 = 27,000,000,100
425 × 63,529,412 = 27,000,000,100
850 × 31,764,706 = 27,000,000,100
1,700 × 15,882,353 = 27,000,000,100
1,847 × 14,618,300 = 27,000,000,100
3,694 × 7,309,150 = 27,000,000,100
7,388 × 3,654,575 = 27,000,000,100
8,599 × 3,139,900 = 27,000,000,100
9,235 × 2,923,660 = 27,000,000,100
17,198 × 1,569,950 = 27,000,000,100
18,470 × 1,461,830 = 27,000,000,100
31,399 × 859,900 = 27,000,000,100
34,396 × 784,975 = 27,000,000,100
36,940 × 730,915 = 27,000,000,100
42,995 × 627,980 = 27,000,000,100
46,175 × 584,732 = 27,000,000,100
62,798 × 429,950 = 27,000,000,100
85,990 × 313,990 = 27,000,000,100
92,350 × 292,366 = 27,000,000,100
125,596 × 214,975 = 27,000,000,100
146,183 × 184,700 = 27,000,000,100
156,995 × 171,980 = 27,000,000,100
36 unique multiplications The final answer:
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