Q: Is 231,503 a Prime Number?

A: Yes, 231,503 is a prime number.

Why is 231,503 a prime number?

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

The number 231503 can be evenly divided by 1 and 231,503, with no remainder.

Since 231,503 can be divided by just 1 and 231,503, it is a prime number.

Number	231,501	231,502	231,504	231,505
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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