Q: Is 1,813,000 a Composite Number?

Why is 1,813,000 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 1,813,000 can be evenly divided by 1 2 4 5 7 8 10 14 20 25 28 35 37 40 49 50 56 70 74 98 100 125 140 148 175 185 196 200 245 250 259 280 296 350 370 392 490 500 518 700 740 875 925 980 1,000 1,036 1,225 1,295 1,400 1,480 1,750 1,813 1,850 1,960 2,072 2,450 2,590 3,500 3,626 3,700 4,625 4,900 5,180 6,125 6,475 7,000 7,252 7,400 9,065 9,250 9,800 10,360 12,250 12,950 14,504 18,130 18,500 24,500 25,900 32,375 36,260 37,000 45,325 49,000 51,800 64,750 72,520 90,650 129,500 181,300 226,625 259,000 362,600 453,250 906,500 and 1,813,000, with no remainder.

Since 1,813,000 cannot be divided by just 1 and 1,813,000, 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).