Q: Is 42,535,420 a Prime Number?

 A: No, 42,535,420 is not a prime number.

Why is 42,535,420 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 42535420 can be evenly divided by 1 2 4 5 10 20 2,126,771 4,253,542 8,507,084 10,633,855 21,267,710 and 42,535,420, with no remainder.

Since 42,535,420 cannot be divided by just 1 and 42,535,420, 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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