Q: Is 100,180 a Prime Number?

A: No, 100,180 is not a prime number.

Why is 100,180 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 100180 can be evenly divided by 1 2 4 5 10 20 5,009 10,018 20,036 25,045 50,090 and 100,180, with no remainder.

Since 100,180 cannot be divided by just 1 and 100,180, it is not a prime number.

Number	100,178	100,179	100,181	100,182
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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