Q: Is 525,000 a Composite Number?

Why is 525,000 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 525,000 can be evenly divided by 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 42 50 56 60 70 75 84 100 105 120 125 140 150 168 175 200 210 250 280 300 350 375 420 500 525 600 625 700 750 840 875 1,000 1,050 1,250 1,400 1,500 1,750 1,875 2,100 2,500 2,625 3,000 3,125 3,500 3,750 4,200 4,375 5,000 5,250 6,250 7,000 7,500 8,750 9,375 10,500 12,500 13,125 15,000 17,500 18,750 21,000 21,875 25,000 26,250 35,000 37,500 43,750 52,500 65,625 75,000 87,500 105,000 131,250 175,000 262,500 and 525,000, with no remainder.

Since 525,000 cannot be divided by just 1 and 525,000, 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).