Q: Is 7,431,620 a Composite Number?

Why is 7,431,620 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 7,431,620 can be evenly divided by 1 2 4 5 7 10 14 20 28 35 70 109 140 218 436 487 545 763 974 1,090 1,526 1,948 2,180 2,435 3,052 3,409 3,815 4,870 6,818 7,630 9,740 13,636 15,260 17,045 34,090 53,083 68,180 106,166 212,332 265,415 371,581 530,830 743,162 1,061,660 1,486,324 1,857,905 3,715,810 and 7,431,620, with no remainder.

Since 7,431,620 cannot be divided by just 1 and 7,431,620, 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).