Q: Is 137,385 a Prime Number?

A: No, 137,385 is not a prime number.

Why is 137,385 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 137385 can be evenly divided by 1 3 5 9 15 43 45 71 129 213 215 355 387 639 645 1,065 1,935 3,053 3,195 9,159 15,265 27,477 45,795 and 137,385, with no remainder.

Since 137,385 cannot be divided by just 1 and 137,385, it is not a prime number.

Number	137,383	137,384	137,386	137,387
Prime?	yes	no	no	yes

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

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