Q: Is 42,121,142 a Prime Number?

 A: No, 42,121,142 is not a prime number.

Why is 42,121,142 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 42121142 can be evenly divided by 1 2 7 14 23 46 161 322 130,811 261,622 915,677 1,831,354 3,008,653 6,017,306 21,060,571 and 42,121,142, with no remainder.

Since 42,121,142 cannot be divided by just 1 and 42,121,142, it is not a prime number.


More Examples

Number 42,121,14042,121,14142,121,14342,121,144
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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