To find all the divisors of the number 93,744:
- 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 93,744:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
93,744 = 24 × 33 × 7 × 31
93,744 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) × (3 + 1) × (1 + 1) × (1 + 1) = 5 × 4 × 2 × 2 = 80
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 93,744
- 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
prime factor =
7
composite factor = 2
3 =
8
composite factor = 3
2 =
9
composite factor = 2
2 × 3 =
12
composite factor = 2 × 7 =
14
composite factor = 2
4 =
16
composite factor = 2 × 3
2 =
18
composite factor = 3 × 7 =
21
composite factor = 2
3 × 3 =
24
composite factor = 3
3 =
27
composite factor = 2
2 × 7 =
28
prime factor =
31
composite factor = 2
2 × 3
2 =
36
composite factor = 2 × 3 × 7 =
42
composite factor = 2
4 × 3 =
48
composite factor = 2 × 3
3 =
54
composite factor = 2
3 × 7 =
56
composite factor = 2 × 31 =
62
composite factor = 3
2 × 7 =
63
composite factor = 2
3 × 3
2 =
72
composite factor = 2
2 × 3 × 7 =
84
composite factor = 3 × 31 =
93
composite factor = 2
2 × 3
3 =
108
composite factor = 2
4 × 7 =
112
composite factor = 2
2 × 31 =
124
composite factor = 2 × 3
2 × 7 =
126
composite factor = 2
4 × 3
2 =
144
composite factor = 2
3 × 3 × 7 =
168
composite factor = 2 × 3 × 31 =
186
composite factor = 3
3 × 7 =
189
composite factor = 2
3 × 3
3 =
216
composite factor = 7 × 31 =
217
composite factor = 2
3 × 31 =
248
composite factor = 2
2 × 3
2 × 7 =
252
composite factor = 3
2 × 31 =
279
This list continues below...
... This list continues from above
composite factor = 2
4 × 3 × 7 =
336
composite factor = 2
2 × 3 × 31 =
372
composite factor = 2 × 3
3 × 7 =
378
composite factor = 2
4 × 3
3 =
432
composite factor = 2 × 7 × 31 =
434
composite factor = 2
4 × 31 =
496
composite factor = 2
3 × 3
2 × 7 =
504
composite factor = 2 × 3
2 × 31 =
558
composite factor = 3 × 7 × 31 =
651
composite factor = 2
3 × 3 × 31 =
744
composite factor = 2
2 × 3
3 × 7 =
756
composite factor = 3
3 × 31 =
837
composite factor = 2
2 × 7 × 31 =
868
composite factor = 2
4 × 3
2 × 7 =
1,008
composite factor = 2
2 × 3
2 × 31 =
1,116
composite factor = 2 × 3 × 7 × 31 =
1,302
composite factor = 2
4 × 3 × 31 =
1,488
composite factor = 2
3 × 3
3 × 7 =
1,512
composite factor = 2 × 3
3 × 31 =
1,674
composite factor = 2
3 × 7 × 31 =
1,736
composite factor = 3
2 × 7 × 31 =
1,953
composite factor = 2
3 × 3
2 × 31 =
2,232
composite factor = 2
2 × 3 × 7 × 31 =
2,604
composite factor = 2
4 × 3
3 × 7 =
3,024
composite factor = 2
2 × 3
3 × 31 =
3,348
composite factor = 2
4 × 7 × 31 =
3,472
composite factor = 2 × 3
2 × 7 × 31 =
3,906
composite factor = 2
4 × 3
2 × 31 =
4,464
composite factor = 2
3 × 3 × 7 × 31 =
5,208
composite factor = 3
3 × 7 × 31 =
5,859
composite factor = 2
3 × 3
3 × 31 =
6,696
composite factor = 2
2 × 3
2 × 7 × 31 =
7,812
composite factor = 2
4 × 3 × 7 × 31 =
10,416
composite factor = 2 × 3
3 × 7 × 31 =
11,718
composite factor = 2
4 × 3
3 × 31 =
13,392
composite factor = 2
3 × 3
2 × 7 × 31 =
15,624
composite factor = 2
2 × 3
3 × 7 × 31 =
23,436
composite factor = 2
4 × 3
2 × 7 × 31 =
31,248
composite factor = 2
3 × 3
3 × 7 × 31 =
46,872
composite factor = 2
4 × 3
3 × 7 × 31 =
93,744
80 factors (divisors)
What times what is 93,744?
What number multiplied by what number equals 93,744?
All the combinations of any two natural numbers whose product equals 93,744.
1 × 93,744 = 93,744
2 × 46,872 = 93,744
3 × 31,248 = 93,744
4 × 23,436 = 93,744
6 × 15,624 = 93,744
7 × 13,392 = 93,744
8 × 11,718 = 93,744
9 × 10,416 = 93,744
12 × 7,812 = 93,744
14 × 6,696 = 93,744
16 × 5,859 = 93,744
18 × 5,208 = 93,744
21 × 4,464 = 93,744
24 × 3,906 = 93,744
27 × 3,472 = 93,744
28 × 3,348 = 93,744
31 × 3,024 = 93,744
36 × 2,604 = 93,744
42 × 2,232 = 93,744
48 × 1,953 = 93,744
54 × 1,736 = 93,744
56 × 1,674 = 93,744
62 × 1,512 = 93,744
63 × 1,488 = 93,744
72 × 1,302 = 93,744
84 × 1,116 = 93,744
93 × 1,008 = 93,744
108 × 868 = 93,744
112 × 837 = 93,744
124 × 756 = 93,744
126 × 744 = 93,744
144 × 651 = 93,744
168 × 558 = 93,744
186 × 504 = 93,744
189 × 496 = 93,744
216 × 434 = 93,744
217 × 432 = 93,744
248 × 378 = 93,744
252 × 372 = 93,744
279 × 336 = 93,744
40 unique multiplications The final answer:
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