Q: Is 12,280,000 a Composite Number?

Why is 12,280,000 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 12,280,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 307 320 400 500 614 625 800 1,000 1,228 1,250 1,535 1,600 2,000 2,456 2,500 3,070 4,000 4,912 5,000 6,140 7,675 8,000 9,824 10,000 12,280 15,350 19,648 20,000 24,560 30,700 38,375 40,000 49,120 61,400 76,750 98,240 122,800 153,500 191,875 245,600 307,000 383,750 491,200 614,000 767,500 1,228,000 1,535,000 2,456,000 3,070,000 6,140,000 and 12,280,000, with no remainder.

Since 12,280,000 cannot be divided by just 1 and 12,280,000, 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).