Q: Is 1,424,640 a Composite Number?

Why is 1,424,640 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 1,424,640 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 53 56 60 64 70 80 84 96 105 106 112 120 128 140 159 160 168 192 210 212 224 240 256 265 280 318 320 336 371 384 420 424 448 480 530 560 636 640 672 742 768 795 840 848 896 960 1,060 1,113 1,120 1,272 1,280 1,344 1,484 1,590 1,680 1,696 1,792 1,855 1,920 2,120 2,226 2,240 2,544 2,688 2,968 3,180 3,360 3,392 3,710 3,840 4,240 4,452 4,480 5,088 5,376 5,565 5,936 6,360 6,720 6,784 7,420 8,480 8,904 8,960 10,176 11,130 11,872 12,720 13,440 13,568 14,840 16,960 17,808 20,352 22,260 23,744 25,440 26,880 29,680 33,920 35,616 40,704 44,520 47,488 50,880 59,360 67,840 71,232 89,040 94,976 101,760 118,720 142,464 178,080 203,520 237,440 284,928 356,160 474,880 712,320 and 1,424,640, with no remainder.

Since 1,424,640 cannot be divided by just 1 and 1,424,640, 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).