Q: Is 6,843,780 a Composite Number?

Why is 6,843,780 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 6,843,780 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 193 197 386 394 579 591 772 788 965 985 1,158 1,182 1,737 1,773 1,930 1,970 2,316 2,364 2,895 2,955 3,474 3,546 3,860 3,940 5,790 5,910 6,948 7,092 8,685 8,865 11,580 11,820 17,370 17,730 34,740 35,460 38,021 76,042 114,063 152,084 190,105 228,126 342,189 380,210 456,252 570,315 684,378 760,420 1,140,630 1,368,756 1,710,945 2,281,260 3,421,890 and 6,843,780, with no remainder.

Since 6,843,780 cannot be divided by just 1 and 6,843,780, 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).