Q: Is 420,142,143 a Prime Number?

 A: No, 420,142,143 is not a prime number.

Why is 420,142,143 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 420142143 can be evenly divided by 1 3 6,469 19,407 21,649 64,947 140,047,381 and 420,142,143, with no remainder.

Since 420,142,143 cannot be divided by just 1 and 420,142,143, it is not a prime number.


More Examples

Number 420,142,141420,142,142420,142,144420,142,145
Prime? nononono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 420,142,143:


Ask a Question