Q: Is 342,143 a Prime Number?

A: Yes, 342,143 is a prime number.

Why is 342,143 a prime number?

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

The number 342143 can be evenly divided by 1 and 342,143, with no remainder.

Since 342,143 can be divided by just 1 and 342,143, it is a prime number.

Number	342,141	342,142	342,144	342,145
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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