Q: Is 21,602,244 a Composite Number?

Why is 21,602,244 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 21,602,244 can be evenly divided by 1 2 3 4 6 12 23 41 46 69 82 83 92 123 138 164 166 246 249 276 332 492 498 529 943 996 1,058 1,587 1,886 1,909 2,116 2,829 3,174 3,403 3,772 3,818 5,658 5,727 6,348 6,806 7,636 10,209 11,316 11,454 13,612 20,418 21,689 22,908 40,836 43,378 43,907 65,067 78,269 86,756 87,814 130,134 131,721 156,538 175,628 234,807 260,268 263,442 313,076 469,614 526,884 939,228 1,800,187 3,600,374 5,400,561 7,200,748 10,801,122 and 21,602,244, with no remainder.

Since 21,602,244 cannot be divided by just 1 and 21,602,244, 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).