Q: Is 378,000 a Composite Number?

Why is 378,000 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 378,000 can be evenly divided by 1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 27 28 30 35 36 40 42 45 48 50 54 56 60 63 70 72 75 80 84 90 100 105 108 112 120 125 126 135 140 144 150 168 175 180 189 200 210 216 225 240 250 252 270 280 300 315 336 350 360 375 378 400 420 432 450 500 504 525 540 560 600 630 675 700 720 750 756 840 875 900 945 1,000 1,008 1,050 1,080 1,125 1,200 1,260 1,350 1,400 1,500 1,512 1,575 1,680 1,750 1,800 1,890 2,000 2,100 2,160 2,250 2,520 2,625 2,700 2,800 3,000 3,024 3,150 3,375 3,500 3,600 3,780 4,200 4,500 4,725 5,040 5,250 5,400 6,000 6,300 6,750 7,000 7,560 7,875 8,400 9,000 9,450 10,500 10,800 12,600 13,500 14,000 15,120 15,750 18,000 18,900 21,000 23,625 25,200 27,000 31,500 37,800 42,000 47,250 54,000 63,000 75,600 94,500 126,000 189,000 and 378,000, with no remainder.

Since 378,000 cannot be divided by just 1 and 378,000, 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).