Q: Is 613,440 a Composite Number?

Why is 613,440 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 613,440 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 64 71 72 80 90 96 108 120 135 142 144 160 180 192 213 216 240 270 284 288 320 355 360 426 432 480 540 568 576 639 710 720 852 864 960 1,065 1,080 1,136 1,278 1,420 1,440 1,704 1,728 1,917 2,130 2,160 2,272 2,556 2,840 2,880 3,195 3,408 3,834 4,260 4,320 4,544 5,112 5,680 6,390 6,816 7,668 8,520 8,640 9,585 10,224 11,360 12,780 13,632 15,336 17,040 19,170 20,448 22,720 25,560 30,672 34,080 38,340 40,896 51,120 61,344 68,160 76,680 102,240 122,688 153,360 204,480 306,720 and 613,440, with no remainder.

Since 613,440 cannot be divided by just 1 and 613,440, 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).