Q: Is 542,443,120 a Prime Number?

 A: No, 542,443,120 is not a prime number.

Why is 542,443,120 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 542443120 can be evenly divided by 1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 656 820 1,640 3,280 165,379 330,758 661,516 826,895 1,323,032 1,653,790 2,646,064 3,307,580 6,615,160 6,780,539 13,230,320 13,561,078 27,122,156 33,902,695 54,244,312 67,805,390 108,488,624 135,610,780 271,221,560 and 542,443,120, with no remainder.

Since 542,443,120 cannot be divided by just 1 and 542,443,120, 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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