Q: Is 122,720 a Prime Number?

 A: No, 122,720 is not a prime number.

Why is 122,720 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 122720 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 32 40 52 59 65 80 104 118 130 160 208 236 260 295 416 472 520 590 767 944 1,040 1,180 1,534 1,888 2,080 2,360 3,068 3,835 4,720 6,136 7,670 9,440 12,272 15,340 24,544 30,680 61,360 and 122,720, with no remainder.

Since 122,720 cannot be divided by just 1 and 122,720, it is not a prime number.


More Examples

Number 122,718122,719122,721122,722
Prime? noyesnono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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