Q: Is 1,609,740 a Composite Number?

Why is 1,609,740 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 1,609,740 can be evenly divided by 1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 90 99 108 110 132 135 165 180 198 220 270 271 297 330 396 495 540 542 594 660 813 990 1,084 1,188 1,355 1,485 1,626 1,980 2,439 2,710 2,970 2,981 3,252 4,065 4,878 5,420 5,940 5,962 7,317 8,130 8,943 9,756 11,924 12,195 14,634 14,905 16,260 17,886 24,390 26,829 29,268 29,810 35,772 36,585 44,715 48,780 53,658 59,620 73,170 80,487 89,430 107,316 134,145 146,340 160,974 178,860 268,290 321,948 402,435 536,580 804,870 and 1,609,740, with no remainder.

Since 1,609,740 cannot be divided by just 1 and 1,609,740, 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).