Q: Is 21,032,200 a Composite Number?

Why is 21,032,200 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 21,032,200 can be evenly divided by 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 83 100 140 166 175 181 200 280 332 350 362 415 581 664 700 724 830 905 1,162 1,267 1,400 1,448 1,660 1,810 2,075 2,324 2,534 2,905 3,320 3,620 4,150 4,525 4,648 5,068 5,810 6,335 7,240 8,300 9,050 10,136 11,620 12,670 14,525 15,023 16,600 18,100 23,240 25,340 29,050 30,046 31,675 36,200 50,680 58,100 60,092 63,350 75,115 105,161 116,200 120,184 126,700 150,230 210,322 253,400 300,460 375,575 420,644 525,805 600,920 751,150 841,288 1,051,610 1,502,300 2,103,220 2,629,025 3,004,600 4,206,440 5,258,050 10,516,100 and 21,032,200, with no remainder.

Since 21,032,200 cannot be divided by just 1 and 21,032,200, 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).