Q: Is 900,501 a Prime Number?

A: No, 900,501 is not a prime number.

Why is 900,501 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 900501 can be evenly divided by 1 3 7 21 137 313 411 939 959 2,191 2,877 6,573 42,881 128,643 300,167 and 900,501, with no remainder.

Since 900,501 cannot be divided by just 1 and 900,501, it is not a prime number.

Number	900,499	900,500	900,502	900,503
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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