Q: Is 845,005 a Prime Number?

A: No, 845,005 is not a prime number.

Why is 845,005 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 845005 can be evenly divided by 1 5 7 35 49 245 3,449 17,245 24,143 120,715 169,001 and 845,005, with no remainder.

Since 845,005 cannot be divided by just 1 and 845,005, it is not a prime number.

Number	845,003	845,004	845,006	845,007
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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