Q: Is 1,083,780 a Composite Number?

Why is 1,083,780 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 1,083,780 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 223 243 270 324 405 446 486 540 669 810 892 972 1,115 1,215 1,338 1,620 2,007 2,230 2,430 2,676 3,345 4,014 4,460 4,860 6,021 6,690 8,028 10,035 12,042 13,380 18,063 20,070 24,084 30,105 36,126 40,140 54,189 60,210 72,252 90,315 108,378 120,420 180,630 216,756 270,945 361,260 541,890 and 1,083,780, with no remainder.

Since 1,083,780 cannot be divided by just 1 and 1,083,780, 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).