Q: Is 42,213,426 a Prime Number?

 A: No, 42,213,426 is not a prime number.

Why is 42,213,426 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 42213426 can be evenly divided by 1 2 3 6 47 94 107 141 214 282 321 642 1,399 2,798 4,197 5,029 8,394 10,058 15,087 30,174 65,753 131,506 149,693 197,259 299,386 394,518 449,079 898,158 7,035,571 14,071,142 21,106,713 and 42,213,426, with no remainder.

Since 42,213,426 cannot be divided by just 1 and 42,213,426, 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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