Q: Is 21,202,200 a Composite Number?

Why is 21,202,200 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 21,202,200 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 150 180 200 225 300 360 450 600 900 1,800 11,779 23,558 35,337 47,116 58,895 70,674 94,232 106,011 117,790 141,348 176,685 212,022 235,580 282,696 294,475 353,370 424,044 471,160 530,055 588,950 706,740 848,088 883,425 1,060,110 1,177,900 1,413,480 1,766,850 2,120,220 2,355,800 2,650,275 3,533,700 4,240,440 5,300,550 7,067,400 10,601,100 and 21,202,200, with no remainder.

Since 21,202,200 cannot be divided by just 1 and 21,202,200, 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).