To find all the divisors of the number 168,264:
- 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 168,264:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
168,264 = 23 × 33 × 19 × 41
168,264 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 = (3 + 1) × (3 + 1) × (1 + 1) × (1 + 1) = 4 × 4 × 2 × 2 = 64
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 168,264
- 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 = 3
2 =
9
composite factor = 2
2 × 3 =
12
composite factor = 2 × 3
2 =
18
prime factor =
19
composite factor = 2
3 × 3 =
24
composite factor = 3
3 =
27
composite factor = 2
2 × 3
2 =
36
composite factor = 2 × 19 =
38
prime factor =
41
composite factor = 2 × 3
3 =
54
composite factor = 3 × 19 =
57
composite factor = 2
3 × 3
2 =
72
composite factor = 2
2 × 19 =
76
composite factor = 2 × 41 =
82
composite factor = 2
2 × 3
3 =
108
composite factor = 2 × 3 × 19 =
114
composite factor = 3 × 41 =
123
composite factor = 2
3 × 19 =
152
composite factor = 2
2 × 41 =
164
composite factor = 3
2 × 19 =
171
composite factor = 2
3 × 3
3 =
216
composite factor = 2
2 × 3 × 19 =
228
composite factor = 2 × 3 × 41 =
246
composite factor = 2
3 × 41 =
328
composite factor = 2 × 3
2 × 19 =
342
composite factor = 3
2 × 41 =
369
This list continues below...
... This list continues from above
composite factor = 2
3 × 3 × 19 =
456
composite factor = 2
2 × 3 × 41 =
492
composite factor = 3
3 × 19 =
513
composite factor = 2
2 × 3
2 × 19 =
684
composite factor = 2 × 3
2 × 41 =
738
composite factor = 19 × 41 =
779
composite factor = 2
3 × 3 × 41 =
984
composite factor = 2 × 3
3 × 19 =
1,026
composite factor = 3
3 × 41 =
1,107
composite factor = 2
3 × 3
2 × 19 =
1,368
composite factor = 2
2 × 3
2 × 41 =
1,476
composite factor = 2 × 19 × 41 =
1,558
composite factor = 2
2 × 3
3 × 19 =
2,052
composite factor = 2 × 3
3 × 41 =
2,214
composite factor = 3 × 19 × 41 =
2,337
composite factor = 2
3 × 3
2 × 41 =
2,952
composite factor = 2
2 × 19 × 41 =
3,116
composite factor = 2
3 × 3
3 × 19 =
4,104
composite factor = 2
2 × 3
3 × 41 =
4,428
composite factor = 2 × 3 × 19 × 41 =
4,674
composite factor = 2
3 × 19 × 41 =
6,232
composite factor = 3
2 × 19 × 41 =
7,011
composite factor = 2
3 × 3
3 × 41 =
8,856
composite factor = 2
2 × 3 × 19 × 41 =
9,348
composite factor = 2 × 3
2 × 19 × 41 =
14,022
composite factor = 2
3 × 3 × 19 × 41 =
18,696
composite factor = 3
3 × 19 × 41 =
21,033
composite factor = 2
2 × 3
2 × 19 × 41 =
28,044
composite factor = 2 × 3
3 × 19 × 41 =
42,066
composite factor = 2
3 × 3
2 × 19 × 41 =
56,088
composite factor = 2
2 × 3
3 × 19 × 41 =
84,132
composite factor = 2
3 × 3
3 × 19 × 41 =
168,264
64 factors (divisors)
What times what is 168,264?
What number multiplied by what number equals 168,264?
All the combinations of any two natural numbers whose product equals 168,264.
1 × 168,264 = 168,264
2 × 84,132 = 168,264
3 × 56,088 = 168,264
4 × 42,066 = 168,264
6 × 28,044 = 168,264
8 × 21,033 = 168,264
9 × 18,696 = 168,264
12 × 14,022 = 168,264
18 × 9,348 = 168,264
19 × 8,856 = 168,264
24 × 7,011 = 168,264
27 × 6,232 = 168,264
36 × 4,674 = 168,264
38 × 4,428 = 168,264
41 × 4,104 = 168,264
54 × 3,116 = 168,264
57 × 2,952 = 168,264
72 × 2,337 = 168,264
76 × 2,214 = 168,264
82 × 2,052 = 168,264
108 × 1,558 = 168,264
114 × 1,476 = 168,264
123 × 1,368 = 168,264
152 × 1,107 = 168,264
164 × 1,026 = 168,264
171 × 984 = 168,264
216 × 779 = 168,264
228 × 738 = 168,264
246 × 684 = 168,264
328 × 513 = 168,264
342 × 492 = 168,264
369 × 456 = 168,264
32 unique multiplications The final answer:
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