Q: Is 1,219,230 a Composite Number?

Why is 1,219,230 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 1,219,230 can be evenly divided by 1 2 3 5 6 9 10 15 18 19 23 30 31 38 45 46 57 62 69 90 93 95 114 115 138 155 171 186 190 207 230 279 285 310 342 345 414 437 465 558 570 589 690 713 855 874 930 1,035 1,178 1,311 1,395 1,426 1,710 1,767 2,070 2,139 2,185 2,622 2,790 2,945 3,534 3,565 3,933 4,278 4,370 5,301 5,890 6,417 6,555 7,130 7,866 8,835 10,602 10,695 12,834 13,110 13,547 17,670 19,665 21,390 26,505 27,094 32,085 39,330 40,641 53,010 64,170 67,735 81,282 121,923 135,470 203,205 243,846 406,410 609,615 and 1,219,230, with no remainder.

Since 1,219,230 cannot be divided by just 1 and 1,219,230, 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).