Q: Is 40,042,020 a Prime Number?

 A: No, 40,042,020 is not a prime number.

Why is 40,042,020 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 40042020 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 667,367 1,334,734 2,002,101 2,669,468 3,336,835 4,004,202 6,673,670 8,008,404 10,010,505 13,347,340 20,021,010 and 40,042,020, with no remainder.

Since 40,042,020 cannot be divided by just 1 and 40,042,020, it is not a prime number.


More Examples

Number 40,042,01840,042,01940,042,02140,042,022
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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