Q: Is 137,200,005 a Prime Number?

 A: No, 137,200,005 is not a prime number.

Why is 137,200,005 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 137200005 can be evenly divided by 1 3 5 9 15 45 127 381 635 1,143 1,905 5,715 24,007 72,021 120,035 216,063 360,105 1,080,315 3,048,889 9,146,667 15,244,445 27,440,001 45,733,335 and 137,200,005, with no remainder.

Since 137,200,005 cannot be divided by just 1 and 137,200,005, it is not a prime number.


More Examples

Number 137,200,003137,200,004137,200,006137,200,007
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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