Q: Is 18,879 a Prime Number?

A: No, 18,879 is not a prime number.

Why is 18,879 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 18879 can be evenly divided by 1 3 7 21 29 31 87 93 203 217 609 651 899 2,697 6,293 and 18,879, with no remainder.

Since 18,879 cannot be divided by just 1 and 18,879, it is not a prime number.

Number	18,877	18,878	18,880	18,881
Prime?	no	no	no	no

All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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