Q: Is 166,671 a Prime Number?

A: No, 166,671 is not a prime number.

Why is 166,671 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 166671 can be evenly divided by 1 3 9 27 6,173 18,519 55,557 and 166,671, with no remainder.

Since 166,671 cannot be divided by just 1 and 166,671, it is not a prime number.

Number	166,669	166,670	166,672	166,673
Prime?	yes	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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