Q: Is 3,513,825 a Composite Number?

Why is 3,513,825 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 3,513,825 can be evenly divided by 1 3 5 7 9 15 21 23 25 35 45 63 69 75 97 105 115 161 175 207 225 291 315 345 483 485 525 575 679 805 873 1,035 1,449 1,455 1,575 1,725 2,037 2,231 2,415 2,425 3,395 4,025 4,365 5,175 6,111 6,693 7,245 7,275 10,185 11,155 12,075 15,617 16,975 20,079 21,825 30,555 33,465 36,225 46,851 50,925 55,775 78,085 100,395 140,553 152,775 167,325 234,255 390,425 501,975 702,765 1,171,275 and 3,513,825, with no remainder.

Since 3,513,825 cannot be divided by just 1 and 3,513,825, 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).