Q: Is 1,391,500 a Composite Number?

Why is 1,391,500 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 1,391,500 can be evenly divided by 1 2 4 5 10 11 20 22 23 25 44 46 50 55 92 100 110 115 121 125 220 230 242 250 253 275 460 484 500 506 550 575 605 1,012 1,100 1,150 1,210 1,265 1,375 2,300 2,420 2,530 2,750 2,783 2,875 3,025 5,060 5,500 5,566 5,750 6,050 6,325 11,132 11,500 12,100 12,650 13,915 15,125 25,300 27,830 30,250 31,625 55,660 60,500 63,250 69,575 126,500 139,150 278,300 347,875 695,750 and 1,391,500, with no remainder.

Since 1,391,500 cannot be divided by just 1 and 1,391,500, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).