Q: Is 689,120 a Prime Number?

 A: No, 689,120 is not a prime number.

Why is 689,120 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 689120 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 59 73 80 118 146 160 236 292 295 365 472 584 590 730 944 1,168 1,180 1,460 1,888 2,336 2,360 2,920 4,307 4,720 5,840 8,614 9,440 11,680 17,228 21,535 34,456 43,070 68,912 86,140 137,824 172,280 344,560 and 689,120, with no remainder.

Since 689,120 cannot be divided by just 1 and 689,120, it is not a prime number.


More Examples

Number 689,118689,119689,121689,122
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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