16
16
Any number with five factors is composite. There isn't one in that range.
9
A factor is a number easily divisible by another number. The factors of twenty five are one, five, and twenty five.
Five has no even factors and is therefore a prime number. 5 is a prime number. Its only factors are one and itself.
No, five is a prime number because there are only two whole numbers that when multiplied, equals five. (Those numbers are five and one.) In order for a number to be composite, it has to have factors other than itself and one.
The proper factors are the regular factors without one and the number itself.
16
Proper factors do not include one and the number itself.
A prime number is a whole number that has two factors which are itself and one. where as, A composite number has factors in addition to one and itself.
56
Every one of them has an even number of factors.