Q: Is 2,518,500 a Composite Number?

Why is 2,518,500 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 2,518,500 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 73 75 92 100 115 125 138 146 150 219 230 250 276 292 300 345 365 375 438 460 500 575 690 730 750 876 1,095 1,150 1,380 1,460 1,500 1,679 1,725 1,825 2,190 2,300 2,875 3,358 3,450 3,650 4,380 5,037 5,475 5,750 6,716 6,900 7,300 8,395 8,625 9,125 10,074 10,950 11,500 16,790 17,250 18,250 20,148 21,900 25,185 27,375 33,580 34,500 36,500 41,975 50,370 54,750 83,950 100,740 109,500 125,925 167,900 209,875 251,850 419,750 503,700 629,625 839,500 1,259,250 and 2,518,500, with no remainder.

Since 2,518,500 cannot be divided by just 1 and 2,518,500, 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).