Q: Is 2,153,800 a Composite Number?

Why is 2,153,800 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 2,153,800 can be evenly divided by 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 89 100 110 121 178 200 220 242 275 356 440 445 484 550 605 712 890 968 979 1,100 1,210 1,780 1,958 2,200 2,225 2,420 3,025 3,560 3,916 4,450 4,840 4,895 6,050 7,832 8,900 9,790 10,769 12,100 17,800 19,580 21,538 24,200 24,475 39,160 43,076 48,950 53,845 86,152 97,900 107,690 195,800 215,380 269,225 430,760 538,450 1,076,900 and 2,153,800, with no remainder.

Since 2,153,800 cannot be divided by just 1 and 2,153,800, 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).