Q: Is 668,850 a Composite Number?

Why is 668,850 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 668,850 can be evenly divided by 1 2 3 5 6 7 10 13 14 15 21 25 26 30 35 39 42 49 50 65 70 75 78 91 98 105 130 147 150 175 182 195 210 245 273 294 325 343 350 390 455 490 525 546 637 650 686 735 910 975 1,029 1,050 1,225 1,274 1,365 1,470 1,715 1,911 1,950 2,058 2,275 2,450 2,730 3,185 3,430 3,675 3,822 4,459 4,550 5,145 6,370 6,825 7,350 8,575 8,918 9,555 10,290 13,377 13,650 15,925 17,150 19,110 22,295 25,725 26,754 31,850 44,590 47,775 51,450 66,885 95,550 111,475 133,770 222,950 334,425 and 668,850, with no remainder.

Since 668,850 cannot be divided by just 1 and 668,850, 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).