Q: Is 3,972,800 a Composite Number?

Why is 3,972,800 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 3,972,800 can be evenly divided by 1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 130 160 191 200 208 260 320 325 382 400 416 520 650 764 800 832 955 1,040 1,300 1,528 1,600 1,910 2,080 2,483 2,600 3,056 3,820 4,160 4,775 4,966 5,200 6,112 7,640 9,550 9,932 10,400 12,224 12,415 15,280 19,100 19,864 20,800 24,830 30,560 38,200 39,728 49,660 61,120 62,075 76,400 79,456 99,320 124,150 152,800 158,912 198,640 248,300 305,600 397,280 496,600 794,560 993,200 1,986,400 and 3,972,800, with no remainder.

Since 3,972,800 cannot be divided by just 1 and 3,972,800, 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).