All other even numbers are divisible by \({2}\). The number \({1}\) is not prime because a prime number has exactly two factors and \({1}\) only has one factor. The factors of a number are the ...
A factor is a number that goes into another. The factors of 10 for example are 1, 2, 5 and 10. Prime numbers are a special set of numbers that only have two factors: themselves and 1. An example ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback