Q: Is 121,225,200 a Composite Number?

Why is 121,225,200 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 121,225,200 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 48 50 60 75 80 100 120 150 200 240 300 400 600 1,200 101,021 202,042 303,063 404,084 505,105 606,126 808,168 1,010,210 1,212,252 1,515,315 1,616,336 2,020,420 2,424,504 2,525,525 3,030,630 4,040,840 4,849,008 5,051,050 6,061,260 7,576,575 8,081,680 10,102,100 12,122,520 15,153,150 20,204,200 24,245,040 30,306,300 40,408,400 60,612,600 and 121,225,200, with no remainder.

Since 121,225,200 cannot be divided by just 1 and 121,225,200, 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).