Q: Is 121,102,221 a Prime Number?

 A: No, 121,102,221 is not a prime number.

Why is 121,102,221 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 121102221 can be evenly divided by 1 3 37 47 111 139 141 167 417 501 1,739 5,143 5,217 6,179 6,533 7,849 15,429 18,537 19,599 23,213 23,547 69,639 241,721 290,413 725,163 858,881 871,239 1,091,011 2,576,643 3,273,033 40,367,407 and 121,102,221, with no remainder.

Since 121,102,221 cannot be divided by just 1 and 121,102,221, it is not a prime number.


More Examples

Number 121,102,219121,102,220121,102,222121,102,223
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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