Q: Is 655,650 a Composite Number?

Why is 655,650 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 655,650 can be evenly divided by 1 2 3 5 6 9 10 15 18 25 30 31 45 47 50 62 75 90 93 94 141 150 155 186 225 235 279 282 310 423 450 465 470 558 705 775 846 930 1,175 1,395 1,410 1,457 1,550 2,115 2,325 2,350 2,790 2,914 3,525 4,230 4,371 4,650 6,975 7,050 7,285 8,742 10,575 13,113 13,950 14,570 21,150 21,855 26,226 36,425 43,710 65,565 72,850 109,275 131,130 218,550 327,825 and 655,650, with no remainder.

Since 655,650 cannot be divided by just 1 and 655,650, 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).