Q: Is 201,081,100 a Composite Number?

Why is 201,081,100 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 201,081,100 can be evenly divided by 1 2 4 5 10 11 17 20 22 25 34 44 50 55 68 85 100 110 170 187 220 275 340 374 425 550 748 850 935 1,100 1,700 1,870 3,740 4,675 9,350 10,753 18,700 21,506 43,012 53,765 107,530 118,283 182,801 215,060 236,566 268,825 365,602 473,132 537,650 591,415 731,204 914,005 1,075,300 1,182,830 1,828,010 2,010,811 2,365,660 2,957,075 3,656,020 4,021,622 4,570,025 5,914,150 8,043,244 9,140,050 10,054,055 11,828,300 18,280,100 20,108,110 40,216,220 50,270,275 100,540,550 and 201,081,100, with no remainder.

Since 201,081,100 cannot be divided by just 1 and 201,081,100, 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).