Q: Is 771,120 a Composite Number?

Why is 771,120 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 771,120 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 27 28 30 34 35 36 40 42 45 48 51 54 56 60 63 68 70 72 80 81 84 85 90 102 105 108 112 119 120 126 135 136 140 144 153 162 168 170 180 189 204 210 216 238 240 252 255 270 272 280 306 315 324 336 340 357 360 378 405 408 420 432 459 476 504 510 540 560 567 595 612 630 648 680 714 720 756 765 810 816 840 918 945 952 1,008 1,020 1,071 1,080 1,134 1,190 1,224 1,260 1,296 1,360 1,377 1,428 1,512 1,530 1,620 1,680 1,785 1,836 1,890 1,904 2,040 2,142 2,160 2,268 2,295 2,380 2,448 2,520 2,754 2,835 2,856 3,024 3,060 3,213 3,240 3,570 3,672 3,780 4,080 4,284 4,536 4,590 4,760 5,040 5,355 5,508 5,670 5,712 6,120 6,426 6,480 6,885 7,140 7,344 7,560 8,568 9,072 9,180 9,520 9,639 10,710 11,016 11,340 12,240 12,852 13,770 14,280 15,120 16,065 17,136 18,360 19,278 21,420 22,032 22,680 25,704 27,540 28,560 32,130 36,720 38,556 42,840 45,360 48,195 51,408 55,080 64,260 77,112 85,680 96,390 110,160 128,520 154,224 192,780 257,040 385,560 and 771,120, with no remainder.

Since 771,120 cannot be divided by just 1 and 771,120, 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).