To find all the divisors of the number 1,500,000,144:
- 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 1,500,000,144:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
1,500,000,144 = 24 × 3 × 19 × 1,039 × 1,583
1,500,000,144 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 = (4 + 1) × (1 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 5 × 2 × 2 × 2 × 2 = 80
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 1,500,000,144
- 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
composite factor = 2 × 3 =
6
composite factor = 2
3 =
8
composite factor = 2
2 × 3 =
12
composite factor = 2
4 =
16
prime factor =
19
composite factor = 2
3 × 3 =
24
composite factor = 2 × 19 =
38
composite factor = 2
4 × 3 =
48
composite factor = 3 × 19 =
57
composite factor = 2
2 × 19 =
76
composite factor = 2 × 3 × 19 =
114
composite factor = 2
3 × 19 =
152
composite factor = 2
2 × 3 × 19 =
228
composite factor = 2
4 × 19 =
304
composite factor = 2
3 × 3 × 19 =
456
composite factor = 2
4 × 3 × 19 =
912
prime factor =
1,039
prime factor =
1,583
composite factor = 2 × 1,039 =
2,078
composite factor = 3 × 1,039 =
3,117
composite factor = 2 × 1,583 =
3,166
composite factor = 2
2 × 1,039 =
4,156
composite factor = 3 × 1,583 =
4,749
composite factor = 2 × 3 × 1,039 =
6,234
composite factor = 2
2 × 1,583 =
6,332
composite factor = 2
3 × 1,039 =
8,312
composite factor = 2 × 3 × 1,583 =
9,498
composite factor = 2
2 × 3 × 1,039 =
12,468
composite factor = 2
3 × 1,583 =
12,664
composite factor = 2
4 × 1,039 =
16,624
composite factor = 2
2 × 3 × 1,583 =
18,996
composite factor = 19 × 1,039 =
19,741
composite factor = 2
3 × 3 × 1,039 =
24,936
composite factor = 2
4 × 1,583 =
25,328
composite factor = 19 × 1,583 =
30,077
composite factor = 2
3 × 3 × 1,583 =
37,992
This list continues below...
... This list continues from above
composite factor = 2 × 19 × 1,039 =
39,482
composite factor = 2
4 × 3 × 1,039 =
49,872
composite factor = 3 × 19 × 1,039 =
59,223
composite factor = 2 × 19 × 1,583 =
60,154
composite factor = 2
4 × 3 × 1,583 =
75,984
composite factor = 2
2 × 19 × 1,039 =
78,964
composite factor = 3 × 19 × 1,583 =
90,231
composite factor = 2 × 3 × 19 × 1,039 =
118,446
composite factor = 2
2 × 19 × 1,583 =
120,308
composite factor = 2
3 × 19 × 1,039 =
157,928
composite factor = 2 × 3 × 19 × 1,583 =
180,462
composite factor = 2
2 × 3 × 19 × 1,039 =
236,892
composite factor = 2
3 × 19 × 1,583 =
240,616
composite factor = 2
4 × 19 × 1,039 =
315,856
composite factor = 2
2 × 3 × 19 × 1,583 =
360,924
composite factor = 2
3 × 3 × 19 × 1,039 =
473,784
composite factor = 2
4 × 19 × 1,583 =
481,232
composite factor = 2
3 × 3 × 19 × 1,583 =
721,848
composite factor = 2
4 × 3 × 19 × 1,039 =
947,568
composite factor = 2
4 × 3 × 19 × 1,583 =
1,443,696
composite factor = 1,039 × 1,583 =
1,644,737
composite factor = 2 × 1,039 × 1,583 =
3,289,474
composite factor = 3 × 1,039 × 1,583 =
4,934,211
composite factor = 2
2 × 1,039 × 1,583 =
6,578,948
composite factor = 2 × 3 × 1,039 × 1,583 =
9,868,422
composite factor = 2
3 × 1,039 × 1,583 =
13,157,896
composite factor = 2
2 × 3 × 1,039 × 1,583 =
19,736,844
composite factor = 2
4 × 1,039 × 1,583 =
26,315,792
composite factor = 19 × 1,039 × 1,583 =
31,250,003
composite factor = 2
3 × 3 × 1,039 × 1,583 =
39,473,688
composite factor = 2 × 19 × 1,039 × 1,583 =
62,500,006
composite factor = 2
4 × 3 × 1,039 × 1,583 =
78,947,376
composite factor = 3 × 19 × 1,039 × 1,583 =
93,750,009
composite factor = 2
2 × 19 × 1,039 × 1,583 =
125,000,012
composite factor = 2 × 3 × 19 × 1,039 × 1,583 =
187,500,018
composite factor = 2
3 × 19 × 1,039 × 1,583 =
250,000,024
composite factor = 2
2 × 3 × 19 × 1,039 × 1,583 =
375,000,036
composite factor = 2
4 × 19 × 1,039 × 1,583 =
500,000,048
composite factor = 2
3 × 3 × 19 × 1,039 × 1,583 =
750,000,072
composite factor = 2
4 × 3 × 19 × 1,039 × 1,583 =
1,500,000,144
80 factors (divisors)
What times what is 1,500,000,144?
What number multiplied by what number equals 1,500,000,144?
All the combinations of any two natural numbers whose product equals 1,500,000,144.
1 × 1,500,000,144 = 1,500,000,144
2 × 750,000,072 = 1,500,000,144
3 × 500,000,048 = 1,500,000,144
4 × 375,000,036 = 1,500,000,144
6 × 250,000,024 = 1,500,000,144
8 × 187,500,018 = 1,500,000,144
12 × 125,000,012 = 1,500,000,144
16 × 93,750,009 = 1,500,000,144
19 × 78,947,376 = 1,500,000,144
24 × 62,500,006 = 1,500,000,144
38 × 39,473,688 = 1,500,000,144
48 × 31,250,003 = 1,500,000,144
57 × 26,315,792 = 1,500,000,144
76 × 19,736,844 = 1,500,000,144
114 × 13,157,896 = 1,500,000,144
152 × 9,868,422 = 1,500,000,144
228 × 6,578,948 = 1,500,000,144
304 × 4,934,211 = 1,500,000,144
456 × 3,289,474 = 1,500,000,144
912 × 1,644,737 = 1,500,000,144
1,039 × 1,443,696 = 1,500,000,144
1,583 × 947,568 = 1,500,000,144
2,078 × 721,848 = 1,500,000,144
3,117 × 481,232 = 1,500,000,144
3,166 × 473,784 = 1,500,000,144
4,156 × 360,924 = 1,500,000,144
4,749 × 315,856 = 1,500,000,144
6,234 × 240,616 = 1,500,000,144
6,332 × 236,892 = 1,500,000,144
8,312 × 180,462 = 1,500,000,144
9,498 × 157,928 = 1,500,000,144
12,468 × 120,308 = 1,500,000,144
12,664 × 118,446 = 1,500,000,144
16,624 × 90,231 = 1,500,000,144
18,996 × 78,964 = 1,500,000,144
19,741 × 75,984 = 1,500,000,144
24,936 × 60,154 = 1,500,000,144
25,328 × 59,223 = 1,500,000,144
30,077 × 49,872 = 1,500,000,144
37,992 × 39,482 = 1,500,000,144
40 unique multiplications The final answer:
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