Q: Is 425,005 a Prime Number?

A: No, 425,005 is not a prime number.

Why is 425,005 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 425005 can be evenly divided by 1 5 7 35 12,143 60,715 85,001 and 425,005, with no remainder.

Since 425,005 cannot be divided by just 1 and 425,005, it is not a prime number.

Number	425,003	425,004	425,006	425,007
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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