Q: Is 42,642,120 a Prime Number?

 A: No, 42,642,120 is not a prime number.

Why is 42,642,120 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 42642120 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 17 20 24 30 34 40 51 60 68 85 102 120 136 170 204 255 340 408 510 680 1,020 2,040 20,903 41,806 62,709 83,612 104,515 125,418 167,224 209,030 250,836 313,545 355,351 418,060 501,672 627,090 710,702 836,120 1,066,053 1,254,180 1,421,404 1,776,755 2,132,106 2,508,360 2,842,808 3,553,510 4,264,212 5,330,265 7,107,020 8,528,424 10,660,530 14,214,040 21,321,060 and 42,642,120, with no remainder.

Since 42,642,120 cannot be divided by just 1 and 42,642,120, it is not a prime number.


More Examples

  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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