Q: Is 42,001,340 a Prime Number?

 A: No, 42,001,340 is not a prime number.

Why is 42,001,340 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 42001340 can be evenly divided by 1 2 4 5 10 20 103 206 412 515 1,030 2,060 20,389 40,778 81,556 101,945 203,890 407,780 2,100,067 4,200,134 8,400,268 10,500,335 21,000,670 and 42,001,340, with no remainder.

Since 42,001,340 cannot be divided by just 1 and 42,001,340, it is not a prime number.


More Examples

Number 42,001,33842,001,33942,001,34142,001,342
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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