Q: Is 6,450,000 a Composite Number?

Why is 6,450,000 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 6,450,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 43 48 50 60 75 80 86 100 120 125 129 150 172 200 215 240 250 258 300 344 375 400 430 500 516 600 625 645 688 750 860 1,000 1,032 1,075 1,200 1,250 1,290 1,500 1,720 1,875 2,000 2,064 2,150 2,500 2,580 3,000 3,125 3,225 3,440 3,750 4,300 5,000 5,160 5,375 6,000 6,250 6,450 7,500 8,600 9,375 10,000 10,320 10,750 12,500 12,900 15,000 16,125 17,200 18,750 21,500 25,000 25,800 26,875 30,000 32,250 37,500 43,000 50,000 51,600 53,750 64,500 75,000 80,625 86,000 107,500 129,000 134,375 150,000 161,250 215,000 258,000 268,750 322,500 403,125 430,000 537,500 645,000 806,250 1,075,000 1,290,000 1,612,500 2,150,000 3,225,000 and 6,450,000, with no remainder.

Since 6,450,000 cannot be divided by just 1 and 6,450,000, 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).