Q: Is 3,900,540 a Composite Number?

Why is 3,900,540 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 3,900,540 can be evenly divided by 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 37 42 60 70 74 84 105 111 140 148 185 210 222 251 259 370 420 444 502 518 555 740 753 777 1,004 1,036 1,110 1,255 1,295 1,506 1,554 1,757 2,220 2,510 2,590 3,012 3,108 3,514 3,765 3,885 5,020 5,180 5,271 7,028 7,530 7,770 8,785 9,287 10,542 15,060 15,540 17,570 18,574 21,084 26,355 27,861 35,140 37,148 46,435 52,710 55,722 65,009 92,870 105,420 111,444 130,018 139,305 185,740 195,027 260,036 278,610 325,045 390,054 557,220 650,090 780,108 975,135 1,300,180 1,950,270 and 3,900,540, with no remainder.

Since 3,900,540 cannot be divided by just 1 and 3,900,540, 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).