Q: Is 25,455 a Prime Number?

A: No, 25,455 is not a prime number.

Why is 25,455 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 25455 can be evenly divided by 1 3 5 15 1,697 5,091 8,485 and 25,455, with no remainder.

Since 25,455 cannot be divided by just 1 and 25,455, it is not a prime number.

Number	25,453	25,454	25,456	25,457
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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