169
Any square of a prime number 13 or greater, like 169.
49 has exactly 3 factors (1, 7, and 49) and is greater than 40 and less than 60.
No. They have different number of factors
30
That's a prime number.
Any square of a prime number 13 or greater, like 169.
Prime Number
A prime number !
a prime number
composite number! ;)
Any composite number will do. No primes!
a prime number
49 has exactly 3 factors (1, 7, and 49) and is greater than 40 and less than 60.
No. They have different number of factors
The answer is 25 because it has the factors 1,5,25! :)
Any composite number. Examples: 4 and 9 . . . (three factors) 6, 8, and 10 . . . (four factors) 12 . . . (six factors) 60 . . . (twelve factors)
30