Q: Is 978,120 a Composite Number?

Why is 978,120 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 978,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 13 15 18 19 20 22 24 26 30 33 36 38 39 40 44 45 52 55 57 60 65 66 72 76 78 88 90 95 99 104 110 114 117 120 130 132 143 152 156 165 171 180 190 195 198 209 220 228 234 247 260 264 285 286 312 330 342 360 380 390 396 418 429 440 456 468 494 495 520 570 572 585 627 660 684 715 741 760 780 792 836 855 858 936 988 990 1,045 1,140 1,144 1,170 1,235 1,254 1,287 1,320 1,368 1,430 1,482 1,560 1,672 1,710 1,716 1,881 1,976 1,980 2,090 2,145 2,223 2,280 2,340 2,470 2,508 2,574 2,717 2,860 2,964 3,135 3,420 3,432 3,705 3,762 3,960 4,180 4,290 4,446 4,680 4,940 5,016 5,148 5,434 5,720 5,928 6,270 6,435 6,840 7,410 7,524 8,151 8,360 8,580 8,892 9,405 9,880 10,296 10,868 11,115 12,540 12,870 13,585 14,820 15,048 16,302 17,160 17,784 18,810 21,736 22,230 24,453 25,080 25,740 27,170 29,640 32,604 37,620 40,755 44,460 48,906 51,480 54,340 65,208 75,240 81,510 88,920 97,812 108,680 122,265 163,020 195,624 244,530 326,040 489,060 and 978,120, with no remainder.

Since 978,120 cannot be divided by just 1 and 978,120, 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).