Q: Is 40,126,275 a Composite Number?

Why is 40,126,275 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 40,126,275 can be evenly divided by 1 3 5 7 9 15 21 25 35 45 63 73 75 105 175 219 225 315 349 365 511 525 657 1,047 1,095 1,533 1,575 1,745 1,825 2,443 2,555 3,141 3,285 4,599 5,235 5,475 7,329 7,665 8,725 12,215 12,775 15,705 16,425 21,987 22,995 25,477 26,175 36,645 38,325 61,075 76,431 78,525 109,935 114,975 127,385 178,339 183,225 229,293 382,155 535,017 549,675 636,925 891,695 1,146,465 1,605,051 1,910,775 2,675,085 4,458,475 5,732,325 8,025,255 13,375,425 and 40,126,275, with no remainder.

Since 40,126,275 cannot be divided by just 1 and 40,126,275, 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).