Q: Is 42,241,221 a Prime Number?

 A: No, 42,241,221 is not a prime number.

Why is 42,241,221 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 42241221 can be evenly divided by 1 3 9 11 33 79 99 121 237 363 491 711 869 1,089 1,473 2,607 4,419 5,401 7,821 9,559 16,203 28,677 38,789 48,609 59,411 86,031 116,367 178,233 349,101 426,679 534,699 1,280,037 3,840,111 4,693,469 14,080,407 and 42,241,221, with no remainder.

Since 42,241,221 cannot be divided by just 1 and 42,241,221, it is not a prime number.


More Examples

Number 42,241,21942,241,22042,241,22242,241,223
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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