Q: Is 2,550,000 a Composite Number?

Why is 2,550,000 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 2,550,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 34 40 48 50 51 60 68 75 80 85 100 102 120 125 136 150 170 200 204 240 250 255 272 300 340 375 400 408 425 500 510 600 625 680 750 816 850 1,000 1,020 1,200 1,250 1,275 1,360 1,500 1,700 1,875 2,000 2,040 2,125 2,500 2,550 3,000 3,125 3,400 3,750 4,080 4,250 5,000 5,100 6,000 6,250 6,375 6,800 7,500 8,500 9,375 10,000 10,200 10,625 12,500 12,750 15,000 17,000 18,750 20,400 21,250 25,000 25,500 30,000 31,875 34,000 37,500 42,500 50,000 51,000 53,125 63,750 75,000 85,000 102,000 106,250 127,500 150,000 159,375 170,000 212,500 255,000 318,750 425,000 510,000 637,500 850,000 1,275,000 and 2,550,000, with no remainder.

Since 2,550,000 cannot be divided by just 1 and 2,550,000, 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).