Q: Is 3,027,780 a Composite Number?

Why is 3,027,780 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 3,027,780 can be evenly divided by 1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 81 84 89 90 105 108 126 135 140 162 178 180 189 210 243 252 267 270 315 324 356 378 405 420 445 486 534 540 567 623 630 756 801 810 890 945 972 1,068 1,134 1,215 1,246 1,260 1,335 1,602 1,620 1,701 1,780 1,869 1,890 2,268 2,403 2,430 2,492 2,670 2,835 3,115 3,204 3,402 3,738 3,780 4,005 4,806 4,860 5,340 5,607 5,670 6,230 6,804 7,209 7,476 8,010 8,505 9,345 9,612 11,214 11,340 12,015 12,460 14,418 16,020 16,821 17,010 18,690 21,627 22,428 24,030 28,035 28,836 33,642 34,020 36,045 37,380 43,254 48,060 50,463 56,070 67,284 72,090 84,105 86,508 100,926 108,135 112,140 144,180 151,389 168,210 201,852 216,270 252,315 302,778 336,420 432,540 504,630 605,556 756,945 1,009,260 1,513,890 and 3,027,780, with no remainder.

Since 3,027,780 cannot be divided by just 1 and 3,027,780, 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).