Q: Is 12,355,000 a Composite Number?

Why is 12,355,000 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 12,355,000 can be evenly divided by 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 125 140 175 200 250 280 350 353 500 625 700 706 875 1,000 1,250 1,400 1,412 1,750 1,765 2,471 2,500 2,824 3,500 3,530 4,375 4,942 5,000 7,000 7,060 8,750 8,825 9,884 12,355 14,120 17,500 17,650 19,768 24,710 35,000 35,300 44,125 49,420 61,775 70,600 88,250 98,840 123,550 176,500 220,625 247,100 308,875 353,000 441,250 494,200 617,750 882,500 1,235,500 1,544,375 1,765,000 2,471,000 3,088,750 6,177,500 and 12,355,000, with no remainder.

Since 12,355,000 cannot be divided by just 1 and 12,355,000, 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).