Q: Is 1,971,450 a Composite Number?

Why is 1,971,450 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 1,971,450 can be evenly divided by 1 2 3 5 6 9 10 13 15 18 25 26 30 39 45 50 65 75 78 90 117 130 150 195 225 234 325 337 390 450 585 650 674 975 1,011 1,170 1,685 1,950 2,022 2,925 3,033 3,370 4,381 5,055 5,850 6,066 8,425 8,762 10,110 13,143 15,165 16,850 21,905 25,275 26,286 30,330 39,429 43,810 50,550 65,715 75,825 78,858 109,525 131,430 151,650 197,145 219,050 328,575 394,290 657,150 985,725 and 1,971,450, with no remainder.

Since 1,971,450 cannot be divided by just 1 and 1,971,450, 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).