Q: Is 1,263,990 a Composite Number?

Why is 1,263,990 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 1,263,990 can be evenly divided by 1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 182 195 210 273 390 455 463 546 910 926 1,365 1,389 2,315 2,730 2,778 3,241 4,630 6,019 6,482 6,945 9,723 12,038 13,890 16,205 18,057 19,446 30,095 32,410 36,114 42,133 48,615 60,190 84,266 90,285 97,230 126,399 180,570 210,665 252,798 421,330 631,995 and 1,263,990, with no remainder.

Since 1,263,990 cannot be divided by just 1 and 1,263,990, 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).