Q: Is 90,421 a Prime Number?

A: No, 90,421 is not a prime number.

Why is 90,421 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 90421 can be evenly divided by 1 19 4,759 and 90,421, with no remainder.

Since 90,421 cannot be divided by just 1 and 90,421, it is not a prime number.

Number	90,419	90,420	90,422	90,423
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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