Q: Is 816,000 a Composite Number?

Why is 816,000 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 816,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 64 68 75 80 85 96 100 102 120 125 128 136 150 160 170 192 200 204 240 250 255 272 300 320 340 375 384 400 408 425 480 500 510 544 600 640 680 750 800 816 850 960 1,000 1,020 1,088 1,200 1,275 1,360 1,500 1,600 1,632 1,700 1,920 2,000 2,040 2,125 2,176 2,400 2,550 2,720 3,000 3,200 3,264 3,400 4,000 4,080 4,250 4,800 5,100 5,440 6,000 6,375 6,528 6,800 8,000 8,160 8,500 9,600 10,200 10,880 12,000 12,750 13,600 16,000 16,320 17,000 20,400 24,000 25,500 27,200 32,640 34,000 40,800 48,000 51,000 54,400 68,000 81,600 102,000 136,000 163,200 204,000 272,000 408,000 and 816,000, with no remainder.

Since 816,000 cannot be divided by just 1 and 816,000, 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).