Q: Is 621,240 a Composite Number?

 A: Yes, 621,240 is a composite number.

Why is 621,240 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 621,240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 30 31 40 60 62 93 120 124 155 167 186 248 310 334 372 465 501 620 668 744 835 930 1,002 1,240 1,336 1,670 1,860 2,004 2,505 3,340 3,720 4,008 5,010 5,177 6,680 10,020 10,354 15,531 20,040 20,708 25,885 31,062 41,416 51,770 62,124 77,655 103,540 124,248 155,310 207,080 310,620 and 621,240, with no remainder.

Since 621,240 cannot be divided by just 1 and 621,240, it is a composite number.


More Examples

Number 621,238621,239621,241621,242
Composite? yesnonoyes
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

Explore more about the number 621,240:


Ask a Question