Q: Is 428,077 a Prime Number?

A: No, 428,077 is not a prime number.

Why is 428,077 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 428077 can be evenly divided by 1 13 17 149 169 221 1,937 2,533 2,873 25,181 32,929 and 428,077, with no remainder.

Since 428,077 cannot be divided by just 1 and 428,077, it is not a prime number.

Number	428,075	428,076	428,078	428,079
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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