Q: Is 120,999,999 a Prime Number?

 A: No, 120,999,999 is not a prime number.

Why is 120,999,999 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 120999999 can be evenly divided by 1 3 17 19 51 57 193 323 579 647 969 1,941 3,281 3,667 9,843 10,999 11,001 12,293 32,997 36,879 62,339 124,871 187,017 208,981 374,613 626,943 2,122,807 2,372,549 6,368,421 7,117,647 40,333,333 and 120,999,999, with no remainder.

Since 120,999,999 cannot be divided by just 1 and 120,999,999, it is not a prime number.


More Examples

Number 120,999,997120,999,998121,000,000121,000,001
Prime? yesnonono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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