Answer Expert Verified 4^2=16 {1,2,4,8,16} 5 factors. 6^2=36 {1,2,3,4,6,9,12,18,36} 9 factors. Answer: 36 is the least whole number that has exactly 9 factors.
What is a number with 9 factors?
Table of Factors and Multiples
| Factors | Multiples | |
|---|---|---|
| 1, 7 | 7 | 14 |
| 1, 2, 4, 8 | 8 | 16 |
| 1, 3, 9 | 9 | 18 |
| 1, 2, 5, 10 | 10 | 20 |
What are the prime numbers between 1 to 50?
The primes from 1 to 50 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, and 47.
What is the largest number less than 50?
The number 1 is neither prime nor composite. Number 2 is the only prime even number. The prime numbers less than 50: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47.
Are there any numbers that have 5 factors?
Any number that is p^4 (^ means exponent; p * p * p * p), where p is a prime number, will have five factors. For example, 2 is a prime and 2^4 = 16, which has the 5 factors: 1, 2, 4, 8, 16… Loading… Most numbers have even number factors because the factors come in pairs. For example, the number 12 has 6 factors: 1, 2, 3, 4, 6, 12.
When does a number have an even number of factors?
Most numbers have even number factors because the factors come in pairs. For example, the number 12 has 6 factors: 1, 2, 3, 4, 6, 12. 1 and 12 come in a pair (1 x 12 = 12), 2 and 6 come in a pair, and so on. The only time a number will have an odd number of factors is when the number is a perfect square.
Are there any factors that are not a factor?
Yes, factors can be negative but they are not usually included. 9. -10 has 8 factors 1,10,2,5,-1,-10,-2,-5 10. 0.5 is not a factor because it is not a whole number. 11. No, she is wrong. If you compare the 12 th multiple of 5 (60), with the 12 th multiple of 6 (72) you find that they have exactly the same number of factors (12)
How many factors does the number 4 have?
Factors 4 has exactly 3 factors: 1, 2 and 4. 5 has exactly 2 factors: 1 and 5. 1. How many numbers are there between 1 and 100 that have exactly 2 factors? 2. There are 10 numbers between 1 and 100 that have an odd number of factors. What are they? 3. What is the smallest number to have exactly 5 different factors? 4.
