Q: Is 1,572,120 a Composite Number?

Why is 1,572,120 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 1,572,120 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 88 90 99 110 120 132 165 180 198 220 264 330 360 396 397 440 495 660 792 794 990 1,191 1,320 1,588 1,980 1,985 2,382 3,176 3,573 3,960 3,970 4,367 4,764 5,955 7,146 7,940 8,734 9,528 11,910 13,101 14,292 15,880 17,468 17,865 21,835 23,820 26,202 28,584 34,936 35,730 39,303 43,670 47,640 52,404 65,505 71,460 78,606 87,340 104,808 131,010 142,920 157,212 174,680 196,515 262,020 314,424 393,030 524,040 786,060 and 1,572,120, with no remainder.

Since 1,572,120 cannot be divided by just 1 and 1,572,120, 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).