Q: Is 42,426,135 a Prime Number?

 A: No, 42,426,135 is not a prime number.

Why is 42,426,135 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 42426135 can be evenly divided by 1 3 5 9 15 17 31 45 51 85 93 153 155 255 279 465 527 765 1,395 1,581 1,789 2,635 4,743 5,367 7,905 8,945 16,101 23,715 26,835 30,413 55,459 80,505 91,239 152,065 166,377 273,717 277,295 456,195 499,131 831,885 942,803 1,368,585 2,495,655 2,828,409 4,714,015 8,485,227 14,142,045 and 42,426,135, with no remainder.

Since 42,426,135 cannot be divided by just 1 and 42,426,135, 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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