Q: Is 131,143 a Prime Number?

A: Yes, 131,143 is a prime number.

Why is 131,143 a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 131143 can be evenly divided by 1 and 131,143, with no remainder.

Since 131,143 can be divided by just 1 and 131,143, it is a prime number.

Number	131,141	131,142	131,144	131,145
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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