Q: Is 425,871 a Prime Number?

A: No, 425,871 is not a prime number.

Why is 425,871 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 425871 can be evenly divided by 1 3 9 27 15,773 47,319 141,957 and 425,871, with no remainder.

Since 425,871 cannot be divided by just 1 and 425,871, it is not a prime number.

Number	425,869	425,870	425,872	425,873
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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