Q: Is 2,130,120 a Composite Number?

Why is 2,130,120 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 2,130,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 61 72 90 97 120 122 180 183 194 244 291 305 360 366 388 485 488 549 582 610 732 776 873 915 970 1,098 1,164 1,220 1,455 1,464 1,746 1,830 1,940 2,196 2,328 2,440 2,745 2,910 3,492 3,660 3,880 4,365 4,392 5,490 5,820 5,917 6,984 7,320 8,730 10,980 11,640 11,834 17,460 17,751 21,960 23,668 29,585 34,920 35,502 47,336 53,253 59,170 71,004 88,755 106,506 118,340 142,008 177,510 213,012 236,680 266,265 355,020 426,024 532,530 710,040 1,065,060 and 2,130,120, with no remainder.

Since 2,130,120 cannot be divided by just 1 and 2,130,120, 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).