Q: Is 6,543,240 a Composite Number?

Why is 6,543,240 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 6,543,240 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 66 88 110 120 132 165 220 264 330 440 660 1,320 4,957 9,914 14,871 19,828 24,785 29,742 39,656 49,570 54,527 59,484 74,355 99,140 109,054 118,968 148,710 163,581 198,280 218,108 272,635 297,420 327,162 436,216 545,270 594,840 654,324 817,905 1,090,540 1,308,648 1,635,810 2,181,080 3,271,620 and 6,543,240, with no remainder.

Since 6,543,240 cannot be divided by just 1 and 6,543,240, 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).