Q: Is 109,845 a Prime Number?

A: No, 109,845 is not a prime number.

Why is 109,845 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 109845 can be evenly divided by 1 3 5 9 15 45 2,441 7,323 12,205 21,969 36,615 and 109,845, with no remainder.

Since 109,845 cannot be divided by just 1 and 109,845, it is not a prime number.

Number	109,843	109,844	109,846	109,847
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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