Q: Is 21,703,800 a Composite Number?

Why is 21,703,800 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 21,703,800 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 61 75 100 120 122 150 183 200 244 300 305 366 488 593 600 610 732 915 1,186 1,220 1,464 1,525 1,779 1,830 2,372 2,440 2,965 3,050 3,558 3,660 4,575 4,744 5,930 6,100 7,116 7,320 8,895 9,150 11,860 12,200 14,232 14,825 17,790 18,300 23,720 29,650 35,580 36,173 36,600 44,475 59,300 71,160 72,346 88,950 108,519 118,600 144,692 177,900 180,865 217,038 289,384 355,800 361,730 434,076 542,595 723,460 868,152 904,325 1,085,190 1,446,920 1,808,650 2,170,380 2,712,975 3,617,300 4,340,760 5,425,950 7,234,600 10,851,900 and 21,703,800, with no remainder.

Since 21,703,800 cannot be divided by just 1 and 21,703,800, 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).