Q: Is 20,321,400 a Composite Number?

Why is 20,321,400 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 20,321,400 can be evenly divided by 1 2 3 4 5 6 8 10 11 12 15 20 22 24 25 30 33 40 44 50 55 60 66 75 88 100 110 120 132 150 165 200 220 264 275 300 330 440 550 600 660 825 1,100 1,320 1,650 2,200 3,079 3,300 6,158 6,600 9,237 12,316 15,395 18,474 24,632 30,790 33,869 36,948 46,185 61,580 67,738 73,896 76,975 92,370 101,607 123,160 135,476 153,950 169,345 184,740 203,214 230,925 270,952 307,900 338,690 369,480 406,428 461,850 508,035 615,800 677,380 812,856 846,725 923,700 1,016,070 1,354,760 1,693,450 1,847,400 2,032,140 2,540,175 3,386,900 4,064,280 5,080,350 6,773,800 10,160,700 and 20,321,400, with no remainder.

Since 20,321,400 cannot be divided by just 1 and 20,321,400, 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).