Q: Is 7,700,745 a Composite Number?

Why is 7,700,745 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 7,700,745 can be evenly divided by 1 3 5 13 15 17 23 39 51 65 69 85 101 115 195 221 255 299 303 345 391 505 663 897 1,105 1,173 1,313 1,495 1,515 1,717 1,955 2,323 3,315 3,939 4,485 5,083 5,151 5,865 6,565 6,969 8,585 11,615 15,249 19,695 22,321 25,415 25,755 30,199 34,845 39,491 66,963 76,245 90,597 111,605 118,473 150,995 197,455 334,815 452,985 513,383 592,365 1,540,149 2,566,915 and 7,700,745, with no remainder.

Since 7,700,745 cannot be divided by just 1 and 7,700,745, 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).