Q: Is 40,013,421 a Prime Number?

 A: No, 40,013,421 is not a prime number.

Why is 40,013,421 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 40013421 can be evenly divided by 1 3 7 21 79 89 237 267 271 553 623 813 1,659 1,869 1,897 5,691 7,031 21,093 21,409 24,119 49,217 64,227 72,357 147,651 149,863 168,833 449,589 506,499 1,905,401 5,716,203 13,337,807 and 40,013,421, with no remainder.

Since 40,013,421 cannot be divided by just 1 and 40,013,421, it is not a prime number.


More Examples

Number 40,013,41940,013,42040,013,42240,013,423
Prime? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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