Q: Is 57,720,784 a Composite Number?

Why is 57,720,784 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 57,720,784 can be evenly divided by 1 2 4 8 11 16 19 22 38 41 44 76 82 88 152 164 176 209 304 328 418 421 451 656 779 836 842 902 1,558 1,672 1,684 1,804 3,116 3,344 3,368 3,608 4,631 6,232 6,736 7,216 7,999 8,569 9,262 12,464 15,998 17,138 17,261 18,524 31,996 34,276 34,522 37,048 63,992 68,552 69,044 74,096 87,989 127,984 137,104 138,088 175,978 189,871 276,176 327,959 351,956 379,742 655,918 703,912 759,484 1,311,836 1,407,824 1,518,968 2,623,672 3,037,936 3,607,549 5,247,344 7,215,098 14,430,196 28,860,392 and 57,720,784, with no remainder.

Since 57,720,784 cannot be divided by just 1 and 57,720,784, 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).