Q: Is 2,480,205 a Composite Number?

Why is 2,480,205 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 2,480,205 can be evenly divided by 1 3 5 7 13 15 21 23 35 39 65 69 79 91 105 115 161 195 237 273 299 345 395 455 483 553 805 897 1,027 1,185 1,365 1,495 1,659 1,817 2,093 2,415 2,765 3,081 4,485 5,135 5,451 6,279 7,189 8,295 9,085 10,465 12,719 15,405 21,567 23,621 27,255 31,395 35,945 38,157 63,595 70,863 107,835 118,105 165,347 190,785 354,315 496,041 826,735 and 2,480,205, with no remainder.

Since 2,480,205 cannot be divided by just 1 and 2,480,205, 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).