To find all the divisors of the number 499,092:
- 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 499,092:
The prime factorization of a number: finding the prime numbers that multiply together to make that number.
499,092 = 22 × 3 × 11 × 19 × 199
499,092 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 499,092
- 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 =
11
composite factor = 2
2 × 3 =
12
prime factor =
19
composite factor = 2 × 11 =
22
composite factor = 3 × 11 =
33
composite factor = 2 × 19 =
38
composite factor = 2
2 × 11 =
44
composite factor = 3 × 19 =
57
composite factor = 2 × 3 × 11 =
66
composite factor = 2
2 × 19 =
76
composite factor = 2 × 3 × 19 =
114
composite factor = 2
2 × 3 × 11 =
132
prime factor =
199
composite factor = 11 × 19 =
209
composite factor = 2
2 × 3 × 19 =
228
composite factor = 2 × 199 =
398
composite factor = 2 × 11 × 19 =
418
composite factor = 3 × 199 =
597
composite factor = 3 × 11 × 19 =
627
This list continues below...
... This list continues from above
composite factor = 2
2 × 199 =
796
composite factor = 2
2 × 11 × 19 =
836
composite factor = 2 × 3 × 199 =
1,194
composite factor = 2 × 3 × 11 × 19 =
1,254
composite factor = 11 × 199 =
2,189
composite factor = 2
2 × 3 × 199 =
2,388
composite factor = 2
2 × 3 × 11 × 19 =
2,508
composite factor = 19 × 199 =
3,781
composite factor = 2 × 11 × 199 =
4,378
composite factor = 3 × 11 × 199 =
6,567
composite factor = 2 × 19 × 199 =
7,562
composite factor = 2
2 × 11 × 199 =
8,756
composite factor = 3 × 19 × 199 =
11,343
composite factor = 2 × 3 × 11 × 199 =
13,134
composite factor = 2
2 × 19 × 199 =
15,124
composite factor = 2 × 3 × 19 × 199 =
22,686
composite factor = 2
2 × 3 × 11 × 199 =
26,268
composite factor = 11 × 19 × 199 =
41,591
composite factor = 2
2 × 3 × 19 × 199 =
45,372
composite factor = 2 × 11 × 19 × 199 =
83,182
composite factor = 3 × 11 × 19 × 199 =
124,773
composite factor = 2
2 × 11 × 19 × 199 =
166,364
composite factor = 2 × 3 × 11 × 19 × 199 =
249,546
composite factor = 2
2 × 3 × 11 × 19 × 199 =
499,092
48 factors (divisors)
What times what is 499,092?
What number multiplied by what number equals 499,092?
All the combinations of any two natural numbers whose product equals 499,092.
1 × 499,092 = 499,092
2 × 249,546 = 499,092
3 × 166,364 = 499,092
4 × 124,773 = 499,092
6 × 83,182 = 499,092
11 × 45,372 = 499,092
12 × 41,591 = 499,092
19 × 26,268 = 499,092
22 × 22,686 = 499,092
33 × 15,124 = 499,092
38 × 13,134 = 499,092
44 × 11,343 = 499,092
57 × 8,756 = 499,092
66 × 7,562 = 499,092
76 × 6,567 = 499,092
114 × 4,378 = 499,092
132 × 3,781 = 499,092
199 × 2,508 = 499,092
209 × 2,388 = 499,092
228 × 2,189 = 499,092
398 × 1,254 = 499,092
418 × 1,194 = 499,092
597 × 836 = 499,092
627 × 796 = 499,092
24 unique multiplications The final answer:
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