Q: Is 1,389,900 a Composite Number?

Why is 1,389,900 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 1,389,900 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 25 30 41 50 60 75 82 100 113 123 150 164 205 226 246 300 339 410 452 492 565 615 678 820 1,025 1,130 1,230 1,356 1,695 2,050 2,260 2,460 2,825 3,075 3,390 4,100 4,633 5,650 6,150 6,780 8,475 9,266 11,300 12,300 13,899 16,950 18,532 23,165 27,798 33,900 46,330 55,596 69,495 92,660 115,825 138,990 231,650 277,980 347,475 463,300 694,950 and 1,389,900, with no remainder.

Since 1,389,900 cannot be divided by just 1 and 1,389,900, 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).