Q: Is 2,580,000 a Composite Number?

Why is 2,580,000 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 2,580,000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 43 48 50 60 75 80 86 96 100 120 125 129 150 160 172 200 215 240 250 258 300 344 375 400 430 480 500 516 600 625 645 688 750 800 860 1,000 1,032 1,075 1,200 1,250 1,290 1,376 1,500 1,720 1,875 2,000 2,064 2,150 2,400 2,500 2,580 3,000 3,225 3,440 3,750 4,000 4,128 4,300 5,000 5,160 5,375 6,000 6,450 6,880 7,500 8,600 10,000 10,320 10,750 12,000 12,900 15,000 16,125 17,200 20,000 20,640 21,500 25,800 26,875 30,000 32,250 34,400 43,000 51,600 53,750 60,000 64,500 80,625 86,000 103,200 107,500 129,000 161,250 172,000 215,000 258,000 322,500 430,000 516,000 645,000 860,000 1,290,000 and 2,580,000, with no remainder.

Since 2,580,000 cannot be divided by just 1 and 2,580,000, 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).