Q: Is 9,878 a Prime Number?

A: No, 9,878 is not a prime number.

Why is 9,878 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 9878 can be evenly divided by 1 2 11 22 449 898 4,939 and 9,878, with no remainder.

Since 9,878 cannot be divided by just 1 and 9,878, it is not a prime number.

Number	9,876	9,877	9,879	9,880
Prime?	no	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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