Q: Is 155,540 a Composite Number?

 A: Yes, 155,540 is a composite number.

Why is 155,540 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 155,540 can be evenly divided by 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 101 110 140 154 202 220 308 385 404 505 707 770 1,010 1,111 1,414 1,540 2,020 2,222 2,828 3,535 4,444 5,555 7,070 7,777 11,110 14,140 15,554 22,220 31,108 38,885 77,770 and 155,540, with no remainder.

Since 155,540 cannot be divided by just 1 and 155,540, it is a composite number.


More Examples

Number 155,538155,539155,541155,542
Composite? yesnoyesyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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