To find all the divisors of the number 1,163,008:
- 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 1,163,008:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
1,163,008 = 28 × 7 × 11 × 59
1,163,008 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 = (8 + 1) × (1 + 1) × (1 + 1) × (1 + 1) = 9 × 2 × 2 × 2 = 72
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 1,163,008
- 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 =
7
composite factor = 2
3 =
8
prime factor =
11
composite factor = 2 × 7 =
14
composite factor = 2
4 =
16
composite factor = 2 × 11 =
22
composite factor = 2
2 × 7 =
28
composite factor = 2
5 =
32
composite factor = 2
2 × 11 =
44
composite factor = 2
3 × 7 =
56
prime factor =
59
composite factor = 2
6 =
64
composite factor = 7 × 11 =
77
composite factor = 2
3 × 11 =
88
composite factor = 2
4 × 7 =
112
composite factor = 2 × 59 =
118
composite factor = 2
7 =
128
composite factor = 2 × 7 × 11 =
154
composite factor = 2
4 × 11 =
176
composite factor = 2
5 × 7 =
224
composite factor = 2
2 × 59 =
236
composite factor = 2
8 =
256
composite factor = 2
2 × 7 × 11 =
308
composite factor = 2
5 × 11 =
352
composite factor = 7 × 59 =
413
composite factor = 2
6 × 7 =
448
composite factor = 2
3 × 59 =
472
composite factor = 2
3 × 7 × 11 =
616
composite factor = 11 × 59 =
649
composite factor = 2
6 × 11 =
704
composite factor = 2 × 7 × 59 =
826
composite factor = 2
7 × 7 =
896
composite factor = 2
4 × 59 =
944
This list continues below...
... This list continues from above
composite factor = 2
4 × 7 × 11 =
1,232
composite factor = 2 × 11 × 59 =
1,298
composite factor = 2
7 × 11 =
1,408
composite factor = 2
2 × 7 × 59 =
1,652
composite factor = 2
8 × 7 =
1,792
composite factor = 2
5 × 59 =
1,888
composite factor = 2
5 × 7 × 11 =
2,464
composite factor = 2
2 × 11 × 59 =
2,596
composite factor = 2
8 × 11 =
2,816
composite factor = 2
3 × 7 × 59 =
3,304
composite factor = 2
6 × 59 =
3,776
composite factor = 7 × 11 × 59 =
4,543
composite factor = 2
6 × 7 × 11 =
4,928
composite factor = 2
3 × 11 × 59 =
5,192
composite factor = 2
4 × 7 × 59 =
6,608
composite factor = 2
7 × 59 =
7,552
composite factor = 2 × 7 × 11 × 59 =
9,086
composite factor = 2
7 × 7 × 11 =
9,856
composite factor = 2
4 × 11 × 59 =
10,384
composite factor = 2
5 × 7 × 59 =
13,216
composite factor = 2
8 × 59 =
15,104
composite factor = 2
2 × 7 × 11 × 59 =
18,172
composite factor = 2
8 × 7 × 11 =
19,712
composite factor = 2
5 × 11 × 59 =
20,768
composite factor = 2
6 × 7 × 59 =
26,432
composite factor = 2
3 × 7 × 11 × 59 =
36,344
composite factor = 2
6 × 11 × 59 =
41,536
composite factor = 2
7 × 7 × 59 =
52,864
composite factor = 2
4 × 7 × 11 × 59 =
72,688
composite factor = 2
7 × 11 × 59 =
83,072
composite factor = 2
8 × 7 × 59 =
105,728
composite factor = 2
5 × 7 × 11 × 59 =
145,376
composite factor = 2
8 × 11 × 59 =
166,144
composite factor = 2
6 × 7 × 11 × 59 =
290,752
composite factor = 2
7 × 7 × 11 × 59 =
581,504
composite factor = 2
8 × 7 × 11 × 59 =
1,163,008
72 factors (divisors)
What times what is 1,163,008?
What number multiplied by what number equals 1,163,008?
All the combinations of any two natural numbers whose product equals 1,163,008.
1 × 1,163,008 = 1,163,008
2 × 581,504 = 1,163,008
4 × 290,752 = 1,163,008
7 × 166,144 = 1,163,008
8 × 145,376 = 1,163,008
11 × 105,728 = 1,163,008
14 × 83,072 = 1,163,008
16 × 72,688 = 1,163,008
22 × 52,864 = 1,163,008
28 × 41,536 = 1,163,008
32 × 36,344 = 1,163,008
44 × 26,432 = 1,163,008
56 × 20,768 = 1,163,008
59 × 19,712 = 1,163,008
64 × 18,172 = 1,163,008
77 × 15,104 = 1,163,008
88 × 13,216 = 1,163,008
112 × 10,384 = 1,163,008
118 × 9,856 = 1,163,008
128 × 9,086 = 1,163,008
154 × 7,552 = 1,163,008
176 × 6,608 = 1,163,008
224 × 5,192 = 1,163,008
236 × 4,928 = 1,163,008
256 × 4,543 = 1,163,008
308 × 3,776 = 1,163,008
352 × 3,304 = 1,163,008
413 × 2,816 = 1,163,008
448 × 2,596 = 1,163,008
472 × 2,464 = 1,163,008
616 × 1,888 = 1,163,008
649 × 1,792 = 1,163,008
704 × 1,652 = 1,163,008
826 × 1,408 = 1,163,008
896 × 1,298 = 1,163,008
944 × 1,232 = 1,163,008
36 unique multiplications The final answer:
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