Q: Is 321,201,200 a Composite Number?

Why is 321,201,200 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 321,201,200 can be evenly divided by 1 2 4 5 8 10 16 20 25 40 50 53 80 100 106 109 139 200 212 218 265 278 400 424 436 530 545 556 695 848 872 1,060 1,090 1,112 1,325 1,390 1,744 2,120 2,180 2,224 2,650 2,725 2,780 3,475 4,240 4,360 5,300 5,450 5,560 5,777 6,950 7,367 8,720 10,600 10,900 11,120 11,554 13,900 14,734 15,151 21,200 21,800 23,108 27,800 28,885 29,468 30,302 36,835 43,600 46,216 55,600 57,770 58,936 60,604 73,670 75,755 92,432 115,540 117,872 121,208 144,425 147,340 151,510 184,175 231,080 242,416 288,850 294,680 303,020 368,350 378,775 462,160 577,700 589,360 606,040 736,700 757,550 803,003 1,155,400 1,212,080 1,473,400 1,515,100 1,606,006 2,310,800 2,946,800 3,030,200 3,212,012 4,015,015 6,060,400 6,424,024 8,030,030 12,848,048 16,060,060 20,075,075 32,120,120 40,150,150 64,240,240 80,300,300 160,600,600 and 321,201,200, with no remainder.

Since 321,201,200 cannot be divided by just 1 and 321,201,200, 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).