Q: Is 1,310,580 a Composite Number?

Why is 1,310,580 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 1,310,580 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 270 324 405 540 809 810 1,618 1,620 2,427 3,236 4,045 4,854 7,281 8,090 9,708 12,135 14,562 16,180 21,843 24,270 29,124 36,405 43,686 48,540 65,529 72,810 87,372 109,215 131,058 145,620 218,430 262,116 327,645 436,860 655,290 and 1,310,580, with no remainder.

Since 1,310,580 cannot be divided by just 1 and 1,310,580, 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).