To find all the divisors of the number 1,000,000,924:
- 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 1,000,000,924:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
1,000,000,924 = 22 × 13 × 37 × 307 × 1,693
1,000,000,924 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 1,000,000,924
- 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 =
13
composite factor = 2 × 13 =
26
prime factor =
37
composite factor = 2
2 × 13 =
52
composite factor = 2 × 37 =
74
composite factor = 2
2 × 37 =
148
prime factor =
307
composite factor = 13 × 37 =
481
composite factor = 2 × 307 =
614
composite factor = 2 × 13 × 37 =
962
composite factor = 2
2 × 307 =
1,228
prime factor =
1,693
composite factor = 2
2 × 13 × 37 =
1,924
composite factor = 2 × 1,693 =
3,386
composite factor = 13 × 307 =
3,991
composite factor = 2
2 × 1,693 =
6,772
composite factor = 2 × 13 × 307 =
7,982
composite factor = 37 × 307 =
11,359
composite factor = 2
2 × 13 × 307 =
15,964
composite factor = 13 × 1,693 =
22,009
composite factor = 2 × 37 × 307 =
22,718
This list continues below...
... This list continues from above
composite factor = 2 × 13 × 1,693 =
44,018
composite factor = 2
2 × 37 × 307 =
45,436
composite factor = 37 × 1,693 =
62,641
composite factor = 2
2 × 13 × 1,693 =
88,036
composite factor = 2 × 37 × 1,693 =
125,282
composite factor = 13 × 37 × 307 =
147,667
composite factor = 2
2 × 37 × 1,693 =
250,564
composite factor = 2 × 13 × 37 × 307 =
295,334
composite factor = 307 × 1,693 =
519,751
composite factor = 2
2 × 13 × 37 × 307 =
590,668
composite factor = 13 × 37 × 1,693 =
814,333
composite factor = 2 × 307 × 1,693 =
1,039,502
composite factor = 2 × 13 × 37 × 1,693 =
1,628,666
composite factor = 2
2 × 307 × 1,693 =
2,079,004
composite factor = 2
2 × 13 × 37 × 1,693 =
3,257,332
composite factor = 13 × 307 × 1,693 =
6,756,763
composite factor = 2 × 13 × 307 × 1,693 =
13,513,526
composite factor = 37 × 307 × 1,693 =
19,230,787
composite factor = 2
2 × 13 × 307 × 1,693 =
27,027,052
composite factor = 2 × 37 × 307 × 1,693 =
38,461,574
composite factor = 2
2 × 37 × 307 × 1,693 =
76,923,148
composite factor = 13 × 37 × 307 × 1,693 =
250,000,231
composite factor = 2 × 13 × 37 × 307 × 1,693 =
500,000,462
composite factor = 2
2 × 13 × 37 × 307 × 1,693 =
1,000,000,924
48 factors (divisors)
What times what is 1,000,000,924?
What number multiplied by what number equals 1,000,000,924?
All the combinations of any two natural numbers whose product equals 1,000,000,924.
1 × 1,000,000,924 = 1,000,000,924
2 × 500,000,462 = 1,000,000,924
4 × 250,000,231 = 1,000,000,924
13 × 76,923,148 = 1,000,000,924
26 × 38,461,574 = 1,000,000,924
37 × 27,027,052 = 1,000,000,924
52 × 19,230,787 = 1,000,000,924
74 × 13,513,526 = 1,000,000,924
148 × 6,756,763 = 1,000,000,924
307 × 3,257,332 = 1,000,000,924
481 × 2,079,004 = 1,000,000,924
614 × 1,628,666 = 1,000,000,924
962 × 1,039,502 = 1,000,000,924
1,228 × 814,333 = 1,000,000,924
1,693 × 590,668 = 1,000,000,924
1,924 × 519,751 = 1,000,000,924
3,386 × 295,334 = 1,000,000,924
3,991 × 250,564 = 1,000,000,924
6,772 × 147,667 = 1,000,000,924
7,982 × 125,282 = 1,000,000,924
11,359 × 88,036 = 1,000,000,924
15,964 × 62,641 = 1,000,000,924
22,009 × 45,436 = 1,000,000,924
22,718 × 44,018 = 1,000,000,924
24 unique multiplications The final answer:
(scroll down)