Q: Is 801,991 a Prime Number?

A: No, 801,991 is not a prime number.

Why is 801,991 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 801991 can be evenly divided by 1 227 3,533 and 801,991, with no remainder.

Since 801,991 cannot be divided by just 1 and 801,991, it is not a prime number.

Number	801,989	801,990	801,992	801,993
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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