Q: Is 155,940 a Prime Number?

 A: No, 155,940 is not a prime number.

Why is 155,940 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 155940 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 113 115 138 226 230 276 339 345 452 460 565 678 690 1,130 1,356 1,380 1,695 2,260 2,599 3,390 5,198 6,780 7,797 10,396 12,995 15,594 25,990 31,188 38,985 51,980 77,970 and 155,940, with no remainder.

Since 155,940 cannot be divided by just 1 and 155,940, it is not a prime number.


More Examples

Number 155,938155,939155,941155,942
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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