What is the first number with 5 factors?
By Andrew Walker
Table of Factors and Multiples
| Factors | Multiples | |
|---|---|---|
| 1, 5 | 5 | 10 |
| 1, 2, 3, 6 | 6 | 12 |
| 1, 7 | 7 | 14 |
| 1, 2, 4, 8 | 8 | 16 |
What are the factors of the number 20?
Factors of 20
- Factors of 20: 1, 2, 4, 5, 10 and 20.
- Negative Factors of 20: -1, -2, -4, -5, -10 and -20.
- Prime Factors of 20: 2, 5.
- Prime Factorization of 20: 2 × 2 × 5 = 22 × 5.
- Sum of Factors of 20: 42.
How to list all the factors of 20?
List all the factors of 20 Answer: 1, 2, 4, 5, 20, – 1, – 2, – 4, – 5, – 20. Factor of 20 in Pairs . 1 x20, 2 x10, 4 x 5, 5 x 4, 10 x 2, 20 x 1 . 1 and 20 are a factor pair of 20 since 1 x 20 = 20 2 and 10 are a factor pair of 20 since 2 x 20 = 20 4 and 5 are a factor pair of 20 since 4 x 5 = 20 5 and 4 are a factor pair of 20 since 5 x 4 = 20
How to calculate the factor of 20 in pairs?
Factor of 20 in Pairs 1 x20, 2 x10, 4 x 5, 5 x 4, 10 x 2, 20 x 1 1 and 20 are a factor pair of 20 since 1 x 20 = 20 2 and 10 are a factor pair of 20 since 2 x 20 = 20
How to calculate the factor of 20 in numerical order?
Here is a list of all the positive and negative factors of 20 in numerical order. 1, 2, 4, 5, 20, – 1, – 2, – 4, – 5, – 20. List all the factors of 20 Answer: 1, 2, 4, 5, 20, – 1, – 2, – 4, – 5, – 20. Factor of 20 in Pairs . 1 x20, 2 x10, 4 x 5, 5 x 4, 10 x 2, 20 x 1 . 1 and 20 are a factor pair of 20 since 1 x 20 = 20
What kind of number is between 1 and 20?
Eduardo thinks of a number between 1 and 20 that has exactly 5 factors. What number is he thinking of? | Socratic Eduardo thinks of a number between 1 and 20 that has exactly 5 factors. What number is he thinking of? It is apparent that a number cannot be a prime number, if it has exactly 5 factors. So it is among {4,6,8,10,12,14,16,18,20}
