Q: Is 120,442,155 a Prime Number?

 A: No, 120,442,155 is not a prime number.

Why is 120,442,155 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 120442155 can be evenly divided by 1 3 5 15 479 1,437 2,395 7,185 16,763 50,289 83,815 251,445 8,029,477 24,088,431 40,147,385 and 120,442,155, with no remainder.

Since 120,442,155 cannot be divided by just 1 and 120,442,155, it is not a prime number.


More Examples

Number 120,442,153120,442,154120,442,156120,442,157
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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