Q: Is 1,272,180 a Composite Number?

Why is 1,272,180 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 1,272,180 can be evenly divided by 1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 182 195 210 233 260 273 364 390 420 455 466 546 699 780 910 932 1,092 1,165 1,365 1,398 1,631 1,820 2,330 2,730 2,796 3,029 3,262 3,495 4,660 4,893 5,460 6,058 6,524 6,990 8,155 9,087 9,786 12,116 13,980 15,145 16,310 18,174 19,572 21,203 24,465 30,290 32,620 36,348 42,406 45,435 48,930 60,580 63,609 84,812 90,870 97,860 106,015 127,218 181,740 212,030 254,436 318,045 424,060 636,090 and 1,272,180, with no remainder.

Since 1,272,180 cannot be divided by just 1 and 1,272,180, 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).