Q: Is 240,540 a Prime Number?

 A: No, 240,540 is not a prime number.

Why is 240,540 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 240540 can be evenly divided by 1 2 3 4 5 6 10 12 15 19 20 30 38 57 60 76 95 114 190 211 228 285 380 422 570 633 844 1,055 1,140 1,266 2,110 2,532 3,165 4,009 4,220 6,330 8,018 12,027 12,660 16,036 20,045 24,054 40,090 48,108 60,135 80,180 120,270 and 240,540, with no remainder.

Since 240,540 cannot be divided by just 1 and 240,540, it is not a prime number.


More Examples

Number 240,538240,539240,541240,542
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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