Q: Is 2,112,390 a Composite Number?

Why is 2,112,390 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 2,112,390 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 49 63 70 90 98 105 126 147 210 245 294 315 441 479 490 630 735 882 958 1,437 1,470 2,205 2,395 2,874 3,353 4,311 4,410 4,790 6,706 7,185 8,622 10,059 14,370 16,765 20,118 21,555 23,471 30,177 33,530 43,110 46,942 50,295 60,354 70,413 100,590 117,355 140,826 150,885 211,239 234,710 301,770 352,065 422,478 704,130 1,056,195 and 2,112,390, with no remainder.

Since 2,112,390 cannot be divided by just 1 and 2,112,390, 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).