Q: Is 223,120,000 a Composite Number?

Why is 223,120,000 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 223,120,000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 320 400 500 625 640 800 1,000 1,250 1,600 2,000 2,500 2,789 3,200 4,000 5,000 5,578 8,000 10,000 11,156 13,945 16,000 20,000 22,312 27,890 40,000 44,624 55,780 69,725 80,000 89,248 111,560 139,450 178,496 223,120 278,900 348,625 356,992 446,240 557,800 697,250 892,480 1,115,600 1,394,500 1,743,125 1,784,960 2,231,200 2,789,000 3,486,250 4,462,400 5,578,000 6,972,500 8,924,800 11,156,000 13,945,000 22,312,000 27,890,000 44,624,000 55,780,000 111,560,000 and 223,120,000, with no remainder.

Since 223,120,000 cannot be divided by just 1 and 223,120,000, 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).