Q: Is 1,410,255 a Composite Number?

Why is 1,410,255 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 1,410,255 can be evenly divided by 1 3 5 7 9 11 15 21 33 35 37 45 55 63 77 99 105 111 121 165 185 231 259 315 333 363 385 407 495 555 605 693 777 847 1,089 1,155 1,221 1,295 1,665 1,815 2,035 2,331 2,541 2,849 3,465 3,663 3,885 4,235 4,477 5,445 6,105 7,623 8,547 11,655 12,705 13,431 14,245 18,315 22,385 25,641 31,339 38,115 40,293 42,735 67,155 94,017 128,205 156,695 201,465 282,051 470,085 and 1,410,255, with no remainder.

Since 1,410,255 cannot be divided by just 1 and 1,410,255, 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).