Q: Is 1,538,700 a Composite Number?

Why is 1,538,700 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 1,538,700 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 75 92 100 115 138 150 223 230 276 300 345 446 460 575 669 690 892 1,115 1,150 1,338 1,380 1,725 2,230 2,300 2,676 3,345 3,450 4,460 5,129 5,575 6,690 6,900 10,258 11,150 13,380 15,387 16,725 20,516 22,300 25,645 30,774 33,450 51,290 61,548 66,900 76,935 102,580 128,225 153,870 256,450 307,740 384,675 512,900 769,350 and 1,538,700, with no remainder.

Since 1,538,700 cannot be divided by just 1 and 1,538,700, 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).