Q: Is 2,572,240 a Composite Number?

Why is 2,572,240 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 2,572,240 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 37 40 44 55 74 79 80 88 110 148 158 176 185 220 296 316 370 395 407 440 592 632 740 790 814 869 880 1,264 1,480 1,580 1,628 1,738 2,035 2,923 2,960 3,160 3,256 3,476 4,070 4,345 5,846 6,320 6,512 6,952 8,140 8,690 11,692 13,904 14,615 16,280 17,380 23,384 29,230 32,153 32,560 34,760 46,768 58,460 64,306 69,520 116,920 128,612 160,765 233,840 257,224 321,530 514,448 643,060 1,286,120 and 2,572,240, with no remainder.

Since 2,572,240 cannot be divided by just 1 and 2,572,240, 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).