Q: Is 1,153,440 a Composite Number?

Why is 1,153,440 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 1,153,440 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 72 80 81 89 90 96 108 120 135 144 160 162 178 180 216 240 267 270 288 324 356 360 405 432 445 480 534 540 648 712 720 801 810 864 890 1,068 1,080 1,296 1,335 1,424 1,440 1,602 1,620 1,780 2,136 2,160 2,403 2,592 2,670 2,848 3,204 3,240 3,560 4,005 4,272 4,320 4,806 5,340 6,408 6,480 7,120 7,209 8,010 8,544 9,612 10,680 12,015 12,816 12,960 14,240 14,418 16,020 19,224 21,360 24,030 25,632 28,836 32,040 36,045 38,448 42,720 48,060 57,672 64,080 72,090 76,896 96,120 115,344 128,160 144,180 192,240 230,688 288,360 384,480 576,720 and 1,153,440, with no remainder.

Since 1,153,440 cannot be divided by just 1 and 1,153,440, 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).