Q: Is 137,421,128 a Prime Number?

 A: No, 137,421,128 is not a prime number.

Why is 137,421,128 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 137421128 can be evenly divided by 1 2 4 8 13 26 52 104 1,321,357 2,642,714 5,285,428 10,570,856 17,177,641 34,355,282 68,710,564 and 137,421,128, with no remainder.

Since 137,421,128 cannot be divided by just 1 and 137,421,128, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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