Q: Is 1,511,100 a Composite Number?

Why is 1,511,100 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 1,511,100 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 23 25 30 36 45 46 50 60 69 73 75 90 92 100 115 138 146 150 180 207 219 225 230 276 292 300 345 365 414 438 450 460 575 657 690 730 828 876 900 1,035 1,095 1,150 1,314 1,380 1,460 1,679 1,725 1,825 2,070 2,190 2,300 2,628 3,285 3,358 3,450 3,650 4,140 4,380 5,037 5,175 5,475 6,570 6,716 6,900 7,300 8,395 10,074 10,350 10,950 13,140 15,111 16,425 16,790 20,148 20,700 21,900 25,185 30,222 32,850 33,580 41,975 50,370 60,444 65,700 75,555 83,950 100,740 125,925 151,110 167,900 251,850 302,220 377,775 503,700 755,550 and 1,511,100, with no remainder.

Since 1,511,100 cannot be divided by just 1 and 1,511,100, 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).