Q: Is 210,210,042 a Prime Number?

 A: No, 210,210,042 is not a prime number.

Why is 210,210,042 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 210210042 can be evenly divided by 1 2 3 6 7 14 21 42 5,005,001 10,010,002 15,015,003 30,030,006 35,035,007 70,070,014 105,105,021 and 210,210,042, with no remainder.

Since 210,210,042 cannot be divided by just 1 and 210,210,042, it is not a prime number.


More Examples

Number 210,210,040210,210,041210,210,043210,210,044
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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