Q: Is 140,523 a Prime Number?

A: No, 140,523 is not a prime number.

Why is 140,523 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 140523 can be evenly divided by 1 3 31 93 1,511 4,533 46,841 and 140,523, with no remainder.

Since 140,523 cannot be divided by just 1 and 140,523, it is not a prime number.

Number	140,521	140,522	140,524	140,525
Prime?	yes	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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