Q: Is 1,210,000 a Composite Number?

Why is 1,210,000 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 1,210,000 can be evenly divided by 1 2 4 5 8 10 11 16 20 22 25 40 44 50 55 80 88 100 110 121 125 176 200 220 242 250 275 400 440 484 500 550 605 625 880 968 1,000 1,100 1,210 1,250 1,375 1,936 2,000 2,200 2,420 2,500 2,750 3,025 4,400 4,840 5,000 5,500 6,050 6,875 9,680 10,000 11,000 12,100 13,750 15,125 22,000 24,200 27,500 30,250 48,400 55,000 60,500 75,625 110,000 121,000 151,250 242,000 302,500 605,000 and 1,210,000, with no remainder.

Since 1,210,000 cannot be divided by just 1 and 1,210,000, 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).