Q: Is 1,302,420 a Composite Number?

Why is 1,302,420 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 1,302,420 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 49 60 70 84 98 105 140 147 196 210 245 294 420 443 490 588 735 886 980 1,329 1,470 1,772 2,215 2,658 2,940 3,101 4,430 5,316 6,202 6,645 8,860 9,303 12,404 13,290 15,505 18,606 21,707 26,580 31,010 37,212 43,414 46,515 62,020 65,121 86,828 93,030 108,535 130,242 186,060 217,070 260,484 325,605 434,140 651,210 and 1,302,420, with no remainder.

Since 1,302,420 cannot be divided by just 1 and 1,302,420, 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).