Q: Is 18,023,808 a Composite Number?

Why is 18,023,808 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 18,023,808 can be evenly divided by 1 2 3 4 6 8 11 12 16 17 22 24 32 33 34 44 48 51 64 66 68 88 96 102 128 132 136 176 187 192 204 251 264 272 352 374 384 408 502 528 544 561 704 748 753 816 1,004 1,056 1,088 1,122 1,408 1,496 1,506 1,632 2,008 2,112 2,176 2,244 2,761 2,992 3,012 3,264 4,016 4,224 4,267 4,488 5,522 5,984 6,024 6,528 8,032 8,283 8,534 8,976 11,044 11,968 12,048 12,801 16,064 16,566 17,068 17,952 22,088 23,936 24,096 25,602 32,128 33,132 34,136 35,904 44,176 46,937 48,192 51,204 66,264 68,272 71,808 88,352 93,874 96,384 102,408 132,528 136,544 140,811 176,704 187,748 204,816 265,056 273,088 281,622 353,408 375,496 409,632 530,112 546,176 563,244 750,992 819,264 1,060,224 1,126,488 1,501,984 1,638,528 2,252,976 3,003,968 4,505,952 6,007,936 9,011,904 and 18,023,808, with no remainder.

Since 18,023,808 cannot be divided by just 1 and 18,023,808, 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).