Q: Is 121,992 a Prime Number?

 A: No, 121,992 is not a prime number.

Why is 121,992 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 121992 can be evenly divided by 1 2 3 4 6 8 12 13 17 23 24 26 34 39 46 51 52 68 69 78 92 102 104 136 138 156 184 204 221 276 299 312 391 408 442 552 598 663 782 884 897 1,173 1,196 1,326 1,564 1,768 1,794 2,346 2,392 2,652 3,128 3,588 4,692 5,083 5,304 7,176 9,384 10,166 15,249 20,332 30,498 40,664 60,996 and 121,992, with no remainder.

Since 121,992 cannot be divided by just 1 and 121,992, it is not a prime number.


More Examples

Number 121,990121,991121,993121,994
Prime? nonoyesno
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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