Q: Is 278,374,480 a Composite Number?

Why is 278,374,480 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 278,374,480 can be evenly divided by 1 2 4 5 8 10 16 20 29 40 58 80 97 116 145 194 232 290 388 464 485 580 776 970 1,160 1,237 1,552 1,940 2,320 2,474 2,813 3,880 4,948 5,626 6,185 7,760 9,896 11,252 12,370 14,065 19,792 22,504 24,740 28,130 35,873 45,008 49,480 56,260 71,746 98,960 112,520 119,989 143,492 179,365 225,040 239,978 286,984 358,730 479,956 573,968 599,945 717,460 959,912 1,199,890 1,434,920 1,919,824 2,399,780 2,869,840 3,479,681 4,799,560 6,959,362 9,599,120 13,918,724 17,398,405 27,837,448 34,796,810 55,674,896 69,593,620 139,187,240 and 278,374,480, with no remainder.

Since 278,374,480 cannot be divided by just 1 and 278,374,480, 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).