Q: Is 198,000 a Composite Number?

Why is 198,000 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 198,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 33 36 40 44 45 48 50 55 60 66 72 75 80 88 90 99 100 110 120 125 132 144 150 165 176 180 198 200 220 225 240 250 264 275 300 330 360 375 396 400 440 450 495 500 528 550 600 660 720 750 792 825 880 900 990 1,000 1,100 1,125 1,200 1,320 1,375 1,500 1,584 1,650 1,800 1,980 2,000 2,200 2,250 2,475 2,640 2,750 3,000 3,300 3,600 3,960 4,125 4,400 4,500 4,950 5,500 6,000 6,600 7,920 8,250 9,000 9,900 11,000 12,375 13,200 16,500 18,000 19,800 22,000 24,750 33,000 39,600 49,500 66,000 99,000 and 198,000, with no remainder.

Since 198,000 cannot be divided by just 1 and 198,000, 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).