Q: Is 20,430,000 a Composite Number?

Why is 20,430,000 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 20,430,000 can be evenly divided by 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 125 144 150 180 200 225 227 240 250 300 360 375 400 450 454 500 600 625 681 720 750 900 908 1,000 1,125 1,135 1,200 1,250 1,362 1,500 1,800 1,816 1,875 2,000 2,043 2,250 2,270 2,500 2,724 3,000 3,405 3,600 3,632 3,750 4,086 4,500 4,540 5,000 5,448 5,625 5,675 6,000 6,810 7,500 8,172 9,000 9,080 10,000 10,215 10,896 11,250 11,350 13,620 15,000 16,344 17,025 18,000 18,160 20,430 22,500 22,700 27,240 28,375 30,000 32,688 34,050 40,860 45,000 45,400 51,075 54,480 56,750 68,100 81,720 85,125 90,000 90,800 102,150 113,500 136,200 141,875 163,440 170,250 204,300 227,000 255,375 272,400 283,750 340,500 408,600 425,625 454,000 510,750 567,500 681,000 817,200 851,250 1,021,500 1,135,000 1,276,875 1,362,000 1,702,500 2,043,000 2,270,000 2,553,750 3,405,000 4,086,000 5,107,500 6,810,000 10,215,000 and 20,430,000, with no remainder.

Since 20,430,000 cannot be divided by just 1 and 20,430,000, 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).