Q: Is 2,646,000 a Composite Number?

Why is 2,646,000 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 2,646,000 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 49 50 54 56 60 63 70 72 75 80 84 90 98 100 105 108 112 120 125 126 135 140 144 147 150 168 175 180 189 196 200 210 216 225 240 245 250 252 270 280 294 300 315 336 350 360 375 378 392 400 420 432 441 450 490 500 504 525 540 560 588 600 630 675 700 720 735 750 756 784 840 875 882 900 945 980 1,000 1,008 1,050 1,080 1,125 1,176 1,200 1,225 1,260 1,323 1,350 1,400 1,470 1,500 1,512 1,575 1,680 1,750 1,764 1,800 1,890 1,960 2,000 2,100 2,160 2,205 2,250 2,352 2,450 2,520 2,625 2,646 2,700 2,800 2,940 3,000 3,024 3,150 3,375 3,500 3,528 3,600 3,675 3,780 3,920 4,200 4,410 4,500 4,725 4,900 5,040 5,250 5,292 5,400 5,880 6,000 6,125 6,300 6,615 6,750 7,000 7,056 7,350 7,560 7,875 8,400 8,820 9,000 9,450 9,800 10,500 10,584 10,800 11,025 11,760 12,250 12,600 13,230 13,500 14,000 14,700 15,120 15,750 17,640 18,000 18,375 18,900 19,600 21,000 21,168 22,050 23,625 24,500 25,200 26,460 27,000 29,400 31,500 33,075 35,280 36,750 37,800 42,000 44,100 47,250 49,000 52,920 54,000 55,125 58,800 63,000 66,150 73,500 75,600 88,200 94,500 98,000 105,840 110,250 126,000 132,300 147,000 165,375 176,400 189,000 220,500 264,600 294,000 330,750 378,000 441,000 529,200 661,500 882,000 1,323,000 and 2,646,000, with no remainder.

Since 2,646,000 cannot be divided by just 1 and 2,646,000, 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).