Q: Is 1,143,121 a Prime Number?

 A: No, 1,143,121 is not a prime number.

Why is 1,143,121 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 1143121 can be evenly divided by 1 7 41 49 287 569 2,009 3,983 23,329 27,881 163,303 and 1,143,121, with no remainder.

Since 1,143,121 cannot be divided by just 1 and 1,143,121, it is not a prime number.


More Examples

Number 1,143,1191,143,1201,143,1221,143,123
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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