Q: Is 2,398,550 a Composite Number?

Why is 2,398,550 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 2,398,550 can be evenly divided by 1 2 5 7 10 11 14 22 25 35 49 50 55 70 77 89 98 110 154 175 178 245 275 350 385 445 490 539 550 623 770 890 979 1,078 1,225 1,246 1,925 1,958 2,225 2,450 2,695 3,115 3,850 4,361 4,450 4,895 5,390 6,230 6,853 8,722 9,790 13,475 13,706 15,575 21,805 24,475 26,950 31,150 34,265 43,610 47,971 48,950 68,530 95,942 109,025 171,325 218,050 239,855 342,650 479,710 1,199,275 and 2,398,550, with no remainder.

Since 2,398,550 cannot be divided by just 1 and 2,398,550, 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).