Q: Is 1,143,000 a Composite Number?

Why is 1,143,000 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 1,143,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 125 127 150 180 200 225 250 254 300 360 375 381 450 500 508 600 635 750 762 900 1,000 1,016 1,125 1,143 1,270 1,500 1,524 1,800 1,905 2,250 2,286 2,540 3,000 3,048 3,175 3,810 4,500 4,572 5,080 5,715 6,350 7,620 9,000 9,144 9,525 11,430 12,700 15,240 15,875 19,050 22,860 25,400 28,575 31,750 38,100 45,720 47,625 57,150 63,500 76,200 95,250 114,300 127,000 142,875 190,500 228,600 285,750 381,000 571,500 and 1,143,000, with no remainder.

Since 1,143,000 cannot be divided by just 1 and 1,143,000, 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).