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What is special about the number of factors for square numbers?
Square numbers have an odd number of factors, all others have an even number. In this context, primes can either be considered as having 0 factors (an even number) or 2 factors - 1 and itself, again, an even number.
What is a natural number with more than two factors?
It is a composite number whereas prime numbers have only two factors.
Why don't all even numbers have only even numbers for factors?
Because an even number times an odd number is an even number. Any even number multiplied by an odd number produces another even number. So the odd number that you multiplied by becomes a factor of the bigger even number. 3 x 2 = 6 6 is an even number, but one of its factors is 3 .
Do odd numbers have a odd or even number of factors?
The number of factors can be either even or odd.
Does composite numbers have an odd number of factors?
Composite numbers can have either an odd number or an even number of fractions. Factors of 25 are 1, 5, 25 . (odd number of them) Factors of 26 are 1, 2, 13, and 26 . (even number of them)
What sort of number is 18?
The number 18 belongs to the following categories of numbers: Complex Real Rational Terminating, non-rec curing decimals. Natural Composite Even Factors of 2 Factors of 9 Factors of 3
What even number that have only have two factors?
2 is an even number with only 2 factors.
Is 12 an odd number or an even number?
12 is an even number and it is also a composite number because it has more than two factors
What number is a natural number that has three or more factors?
a composite number
Which natural number has only 2 factors?
prime number
Does a prime number have an even or odd number of factors?
Even
What is a number that has four identical even factors?
16 is a number that has four identical even factors.
What is special about the number of factors for square numbers?
Square numbers have an odd number of factors, all others have an even number. In this context, primes can either be considered as having 0 factors (an even number) or 2 factors - 1 and itself, again, an even number.
Does every number have an even number of factors?
No, square numbers have an odd number of factors.
What is a number that has an even number of factors?
number 2
What number has even number factors?
8
What numbers between 50 and 60 have an even number of factors?
Every one of them has an even number of factors.
