Q: Is 3,909,420 a Composite Number?

Why is 3,909,420 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 3,909,420 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 37 45 60 74 90 111 148 180 185 222 333 370 444 555 587 666 740 1,110 1,174 1,332 1,665 1,761 2,220 2,348 2,935 3,330 3,522 5,283 5,870 6,660 7,044 8,805 10,566 11,740 17,610 21,132 21,719 26,415 35,220 43,438 52,830 65,157 86,876 105,660 108,595 130,314 195,471 217,190 260,628 325,785 390,942 434,380 651,570 781,884 977,355 1,303,140 1,954,710 and 3,909,420, with no remainder.

Since 3,909,420 cannot be divided by just 1 and 3,909,420, 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).