To find all the divisors of the number 260,496:
- 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 260,496:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
260,496 = 24 × 35 × 67
260,496 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) × (5 + 1) × (1 + 1) = 5 × 6 × 2 = 60
But to actually calculate the factors, see below...
2. Multiply the prime factors of the number 260,496
- 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
4 =
16
composite factor = 2 × 3
2 =
18
composite factor = 2
3 × 3 =
24
composite factor = 3
3 =
27
composite factor = 2
2 × 3
2 =
36
composite factor = 2
4 × 3 =
48
composite factor = 2 × 3
3 =
54
prime factor =
67
composite factor = 2
3 × 3
2 =
72
composite factor = 3
4 =
81
composite factor = 2
2 × 3
3 =
108
composite factor = 2 × 67 =
134
composite factor = 2
4 × 3
2 =
144
composite factor = 2 × 3
4 =
162
composite factor = 3 × 67 =
201
composite factor = 2
3 × 3
3 =
216
composite factor = 3
5 =
243
composite factor = 2
2 × 67 =
268
composite factor = 2
2 × 3
4 =
324
composite factor = 2 × 3 × 67 =
402
composite factor = 2
4 × 3
3 =
432
composite factor = 2 × 3
5 =
486
This list continues below...
... This list continues from above
composite factor = 2
3 × 67 =
536
composite factor = 3
2 × 67 =
603
composite factor = 2
3 × 3
4 =
648
composite factor = 2
2 × 3 × 67 =
804
composite factor = 2
2 × 3
5 =
972
composite factor = 2
4 × 67 =
1,072
composite factor = 2 × 3
2 × 67 =
1,206
composite factor = 2
4 × 3
4 =
1,296
composite factor = 2
3 × 3 × 67 =
1,608
composite factor = 3
3 × 67 =
1,809
composite factor = 2
3 × 3
5 =
1,944
composite factor = 2
2 × 3
2 × 67 =
2,412
composite factor = 2
4 × 3 × 67 =
3,216
composite factor = 2 × 3
3 × 67 =
3,618
composite factor = 2
4 × 3
5 =
3,888
composite factor = 2
3 × 3
2 × 67 =
4,824
composite factor = 3
4 × 67 =
5,427
composite factor = 2
2 × 3
3 × 67 =
7,236
composite factor = 2
4 × 3
2 × 67 =
9,648
composite factor = 2 × 3
4 × 67 =
10,854
composite factor = 2
3 × 3
3 × 67 =
14,472
composite factor = 3
5 × 67 =
16,281
composite factor = 2
2 × 3
4 × 67 =
21,708
composite factor = 2
4 × 3
3 × 67 =
28,944
composite factor = 2 × 3
5 × 67 =
32,562
composite factor = 2
3 × 3
4 × 67 =
43,416
composite factor = 2
2 × 3
5 × 67 =
65,124
composite factor = 2
4 × 3
4 × 67 =
86,832
composite factor = 2
3 × 3
5 × 67 =
130,248
composite factor = 2
4 × 3
5 × 67 =
260,496
60 factors (divisors)
What times what is 260,496?
What number multiplied by what number equals 260,496?
All the combinations of any two natural numbers whose product equals 260,496.
1 × 260,496 = 260,496
2 × 130,248 = 260,496
3 × 86,832 = 260,496
4 × 65,124 = 260,496
6 × 43,416 = 260,496
8 × 32,562 = 260,496
9 × 28,944 = 260,496
12 × 21,708 = 260,496
16 × 16,281 = 260,496
18 × 14,472 = 260,496
24 × 10,854 = 260,496
27 × 9,648 = 260,496
36 × 7,236 = 260,496
48 × 5,427 = 260,496
54 × 4,824 = 260,496
67 × 3,888 = 260,496
72 × 3,618 = 260,496
81 × 3,216 = 260,496
108 × 2,412 = 260,496
134 × 1,944 = 260,496
144 × 1,809 = 260,496
162 × 1,608 = 260,496
201 × 1,296 = 260,496
216 × 1,206 = 260,496
243 × 1,072 = 260,496
268 × 972 = 260,496
324 × 804 = 260,496
402 × 648 = 260,496
432 × 603 = 260,496
486 × 536 = 260,496
30 unique multiplications The final answer:
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