Q: Is 320,621,000 a Composite Number?

Why is 320,621,000 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 320,621,000 can be evenly divided by 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 163 175 200 250 280 281 326 350 500 562 652 700 815 875 1,000 1,124 1,141 1,304 1,400 1,405 1,630 1,750 1,967 2,248 2,282 2,810 3,260 3,500 3,934 4,075 4,564 5,620 5,705 6,520 7,000 7,025 7,868 8,150 9,128 9,835 11,240 11,410 14,050 15,736 16,300 19,670 20,375 22,820 28,100 28,525 32,600 35,125 39,340 40,750 45,640 45,803 49,175 56,200 57,050 70,250 78,680 81,500 91,606 98,350 114,100 140,500 142,625 163,000 183,212 196,700 228,200 229,015 245,875 281,000 285,250 320,621 366,424 393,400 458,030 491,750 570,500 641,242 916,060 983,500 1,141,000 1,145,075 1,282,484 1,603,105 1,832,120 1,967,000 2,290,150 2,564,968 3,206,210 4,580,300 5,725,375 6,412,420 8,015,525 9,160,600 11,450,750 12,824,840 16,031,050 22,901,500 32,062,100 40,077,625 45,803,000 64,124,200 80,155,250 160,310,500 and 320,621,000, with no remainder.

Since 320,621,000 cannot be divided by just 1 and 320,621,000, 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).