Q: Is 2,656,400 a Composite Number?

Why is 2,656,400 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 2,656,400 can be evenly divided by 1 2 4 5 8 10 16 20 25 29 40 50 58 80 100 116 145 200 229 232 290 400 458 464 580 725 916 1,145 1,160 1,450 1,832 2,290 2,320 2,900 3,664 4,580 5,725 5,800 6,641 9,160 11,450 11,600 13,282 18,320 22,900 26,564 33,205 45,800 53,128 66,410 91,600 106,256 132,820 166,025 265,640 332,050 531,280 664,100 1,328,200 and 2,656,400, with no remainder.

Since 2,656,400 cannot be divided by just 1 and 2,656,400, 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).