Q: Is 1,248,900 a Composite Number?

Why is 1,248,900 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 1,248,900 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 75 92 100 115 138 150 181 230 276 300 345 362 460 543 575 690 724 905 1,086 1,150 1,380 1,725 1,810 2,172 2,300 2,715 3,450 3,620 4,163 4,525 5,430 6,900 8,326 9,050 10,860 12,489 13,575 16,652 18,100 20,815 24,978 27,150 41,630 49,956 54,300 62,445 83,260 104,075 124,890 208,150 249,780 312,225 416,300 624,450 and 1,248,900, with no remainder.

Since 1,248,900 cannot be divided by just 1 and 1,248,900, 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).