Q: Is 1,240,320 a Composite Number?

Why is 1,240,320 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 1,240,320 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 19 20 24 30 32 34 38 40 48 51 57 60 64 68 76 80 85 95 96 102 114 120 128 136 152 160 170 190 192 204 228 240 255 256 272 285 304 320 323 340 380 384 408 456 480 510 544 570 608 640 646 680 760 768 816 912 960 969 1,020 1,088 1,140 1,216 1,280 1,292 1,360 1,520 1,615 1,632 1,824 1,920 1,938 2,040 2,176 2,280 2,432 2,584 2,720 3,040 3,230 3,264 3,648 3,840 3,876 4,080 4,352 4,560 4,845 4,864 5,168 5,440 6,080 6,460 6,528 7,296 7,752 8,160 9,120 9,690 10,336 10,880 12,160 12,920 13,056 14,592 15,504 16,320 18,240 19,380 20,672 21,760 24,320 25,840 31,008 32,640 36,480 38,760 41,344 51,680 62,016 65,280 72,960 77,520 82,688 103,360 124,032 155,040 206,720 248,064 310,080 413,440 620,160 and 1,240,320, with no remainder.

Since 1,240,320 cannot be divided by just 1 and 1,240,320, 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).