Q: Is 421,200,421 a Prime Number?

 A: No, 421,200,421 is not a prime number.

Why is 421,200,421 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 421200421 can be evenly divided by 1 41 89 3,649 115,429 4,732,589 10,273,181 and 421,200,421, with no remainder.

Since 421,200,421 cannot be divided by just 1 and 421,200,421, it is not a prime number.


More Examples

Number 421,200,419421,200,420421,200,422421,200,423
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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