Why is the numbers with a 5 in the ones place not prime numbers

asked Aug 2, 2017 217k views

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5 votes

because they're also divisible by 5
which means they're not prime numbers

Alexandrw answered Aug 4, 2017

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7 votes

Because it is divisible by 5 even though 5 is a prime number.

Davir answered Aug 8, 2017

by Davir

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