Q: Is 40,376,178 a Composite Number?

Why is 40,376,178 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 40,376,178 can be evenly divided by 1 2 3 6 9 18 19 23 27 29 38 46 54 57 58 59 69 87 114 118 138 171 174 177 207 261 342 354 414 437 513 522 531 551 621 667 783 874 1,026 1,062 1,102 1,121 1,242 1,311 1,334 1,357 1,566 1,593 1,653 1,711 2,001 2,242 2,622 2,714 3,186 3,306 3,363 3,422 3,933 4,002 4,071 4,959 5,133 6,003 6,726 7,866 8,142 9,918 10,089 10,266 11,799 12,006 12,213 12,673 14,877 15,399 18,009 20,178 23,598 24,426 25,346 25,783 29,754 30,267 30,798 32,509 36,018 36,639 38,019 39,353 46,197 51,566 60,534 65,018 73,278 76,038 77,349 78,706 92,394 97,527 114,057 118,059 154,698 195,054 228,114 232,047 236,118 292,581 342,171 354,177 464,094 585,162 684,342 696,141 708,354 747,707 877,743 1,062,531 1,392,282 1,495,414 1,755,486 2,125,062 2,243,121 4,486,242 6,729,363 13,458,726 20,188,089 and 40,376,178, with no remainder.

Since 40,376,178 cannot be divided by just 1 and 40,376,178, 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).