Q: Is 121,021,210 a Prime Number?

 A: No, 121,021,210 is not a prime number.

Why is 121,021,210 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 121021210 can be evenly divided by 1 2 5 10 31 62 155 310 390,391 780,782 1,951,955 3,903,910 12,102,121 24,204,242 60,510,605 and 121,021,210, with no remainder.

Since 121,021,210 cannot be divided by just 1 and 121,021,210, it is not a prime number.


More Examples

Number 121,021,208121,021,209121,021,211121,021,212
Prime? nonoyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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