Q: Is 15,212,610 a Composite Number?

Why is 15,212,610 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 15,212,610 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 81 90 105 126 135 162 189 210 270 315 378 405 567 630 810 945 1,134 1,890 2,683 2,835 5,366 5,670 8,049 13,415 16,098 18,781 24,147 26,830 37,562 40,245 48,294 56,343 72,441 80,490 93,905 112,686 120,735 144,882 169,029 187,810 217,323 241,470 281,715 338,058 362,205 434,646 507,087 563,430 724,410 845,145 1,014,174 1,086,615 1,521,261 1,690,290 2,173,230 2,535,435 3,042,522 5,070,870 7,606,305 and 15,212,610, with no remainder.

Since 15,212,610 cannot be divided by just 1 and 15,212,610, 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).