Q: Is 55,055,005 a Prime Number?

 A: No, 55,055,005 is not a prime number.

Why is 55,055,005 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 55055005 can be evenly divided by 1 5 41 205 271 991 1,355 4,955 11,111 40,631 55,555 203,155 268,561 1,342,805 11,011,001 and 55,055,005, with no remainder.

Since 55,055,005 cannot be divided by just 1 and 55,055,005, 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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