Q: Is 315,900 a Composite Number?

Why is 315,900 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 315,900 can be evenly divided by 1 2 3 4 5 6 9 10 12 13 15 18 20 25 26 27 30 36 39 45 50 52 54 60 65 75 78 81 90 100 108 117 130 135 150 156 162 180 195 225 234 243 260 270 300 324 325 351 390 405 450 468 486 540 585 650 675 702 780 810 900 972 975 1,053 1,170 1,215 1,300 1,350 1,404 1,620 1,755 1,950 2,025 2,106 2,340 2,430 2,700 2,925 3,159 3,510 3,900 4,050 4,212 4,860 5,265 5,850 6,075 6,318 7,020 8,100 8,775 10,530 11,700 12,150 12,636 15,795 17,550 21,060 24,300 26,325 31,590 35,100 52,650 63,180 78,975 105,300 157,950 and 315,900, with no remainder.

Since 315,900 cannot be divided by just 1 and 315,900, 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).