Q: Is 2,776,080 a Composite Number?

Why is 2,776,080 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 2,776,080 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 48 60 80 86 120 129 172 215 240 258 269 344 430 516 538 645 688 807 860 1,032 1,076 1,290 1,345 1,614 1,720 2,064 2,152 2,580 2,690 3,228 3,440 4,035 4,304 5,160 5,380 6,456 8,070 10,320 10,760 11,567 12,912 16,140 21,520 23,134 32,280 34,701 46,268 57,835 64,560 69,402 92,536 115,670 138,804 173,505 185,072 231,340 277,608 347,010 462,680 555,216 694,020 925,360 1,388,040 and 2,776,080, with no remainder.

Since 2,776,080 cannot be divided by just 1 and 2,776,080, 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).