Q: Is 1,143,800 a Composite Number?

Why is 1,143,800 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 1,143,800 can be evenly divided by 1 2 4 5 7 8 10 14 19 20 25 28 35 38 40 43 50 56 70 76 86 95 100 133 140 152 172 175 190 200 215 266 280 301 344 350 380 430 475 532 602 665 700 760 817 860 950 1,064 1,075 1,204 1,330 1,400 1,505 1,634 1,720 1,900 2,150 2,408 2,660 3,010 3,268 3,325 3,800 4,085 4,300 5,320 5,719 6,020 6,536 6,650 7,525 8,170 8,600 11,438 12,040 13,300 15,050 16,340 20,425 22,876 26,600 28,595 30,100 32,680 40,850 45,752 57,190 60,200 81,700 114,380 142,975 163,400 228,760 285,950 571,900 and 1,143,800, with no remainder.

Since 1,143,800 cannot be divided by just 1 and 1,143,800, 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).