Q: Is 2,217,810 a Composite Number?

Why is 2,217,810 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 2,217,810 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 30 35 42 59 70 105 118 177 179 210 295 354 358 413 537 590 826 885 895 1,074 1,239 1,253 1,770 1,790 2,065 2,478 2,506 2,685 3,759 4,130 5,370 6,195 6,265 7,518 10,561 12,390 12,530 18,795 21,122 31,683 37,590 52,805 63,366 73,927 105,610 147,854 158,415 221,781 316,830 369,635 443,562 739,270 1,108,905 and 2,217,810, with no remainder.

Since 2,217,810 cannot be divided by just 1 and 2,217,810, 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).