Q: Is 1,355,340 a Composite Number?

Why is 1,355,340 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 1,355,340 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 461 490 588 735 922 980 1,383 1,470 1,844 2,305 2,766 2,940 3,227 4,610 5,532 6,454 6,915 9,220 9,681 12,908 13,830 16,135 19,362 22,589 27,660 32,270 38,724 45,178 48,405 64,540 67,767 90,356 96,810 112,945 135,534 193,620 225,890 271,068 338,835 451,780 677,670 and 1,355,340, with no remainder.

Since 1,355,340 cannot be divided by just 1 and 1,355,340, 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).