Q: Is 124,121,172 a Composite Number?

Why is 124,121,172 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 124,121,172 can be evenly divided by 1 2 3 4 6 7 12 14 21 28 42 47 84 94 141 149 188 211 282 298 329 422 447 564 596 633 658 844 894 987 1,043 1,266 1,316 1,477 1,788 1,974 2,086 2,532 2,954 3,129 3,948 4,172 4,431 5,908 6,258 7,003 8,862 9,917 12,516 14,006 17,724 19,834 21,009 28,012 29,751 31,439 39,668 42,018 49,021 59,502 62,878 69,419 84,036 94,317 98,042 119,004 125,756 138,838 147,063 188,634 196,084 208,257 220,073 277,676 294,126 377,268 416,514 440,146 588,252 660,219 833,028 880,292 1,320,438 1,477,633 2,640,876 2,955,266 4,432,899 5,910,532 8,865,798 10,343,431 17,731,596 20,686,862 31,030,293 41,373,724 62,060,586 and 124,121,172, with no remainder.

Since 124,121,172 cannot be divided by just 1 and 124,121,172, 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).