Q: Is 421,221,038 a Prime Number?

 A: No, 421,221,038 is not a prime number.

Why is 421,221,038 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 421221038 can be evenly divided by 1 2 7 14 3,407 6,814 8,831 17,662 23,849 47,698 61,817 123,634 30,087,217 60,174,434 210,610,519 and 421,221,038, with no remainder.

Since 421,221,038 cannot be divided by just 1 and 421,221,038, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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