Q: Is 168,015 a Prime Number?

A: No, 168,015 is not a prime number.

Why is 168,015 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 168015 can be evenly divided by 1 3 5 15 23 69 115 345 487 1,461 2,435 7,305 11,201 33,603 56,005 and 168,015, with no remainder.

Since 168,015 cannot be divided by just 1 and 168,015, it is not a prime number.

Number	168,013	168,014	168,016	168,017
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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