Q: Is 42,341,720 a Prime Number?

 A: No, 42,341,720 is not a prime number.

Why is 42,341,720 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 42341720 can be evenly divided by 1 2 4 5 8 10 20 40 1,058,543 2,117,086 4,234,172 5,292,715 8,468,344 10,585,430 21,170,860 and 42,341,720, with no remainder.

Since 42,341,720 cannot be divided by just 1 and 42,341,720, it is not a prime number.


More Examples

Number 42,341,71842,341,71942,341,72142,341,722
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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