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Numbers without factors are PRIME Numbers.
Taking the first ten numbers.
1,2,3,4,5,6,7,8,9,10.
The prime numbers are 2,3,5,7, they have no factors.
4,6,8,9,10. Are not prime numbers as they have factors.
4 has a factor of '2'
6 has factors of '2 & 3'.
8 has factors of' 2 & 4'. or' 2,2,2.'
9 has factors of '3,3',
10 has factors of '2 5.'
'1' is unique
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What is a whole number that has more than two factors?
A composite number has three or more factors.
What lists factors is it called common factors or composite number or multiple?
When you are finding common factors, one method is to list the factors.
What is the number called when all its factors add up to twice the number?
multiply
When you have a number that has exactly two equal factors each factor is called?
If a number has equal factors, it is a perfect square and the equal factors would be square roots.
What does One of three factors of a number called?
If a number has three factors, it's a perfect square. One of those three factors (apart from 1 and the number itself) would be the square root.
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