There are 16 ounces in one pound. Therefore, 12000000000 ounces is equal to 12000000000 / 16 = 750000000 pounds.
12000000000 would be written as 1.2 × 10^10 in scientific notation.
It is: 1.2*1010
12000000000 pounds
It is 12 billion = 12,000,000,000
12 billion.
1.2 × 1010
12000000000 pounds
2.28 x 10 18
12,000,000,000+4,000
12,000,000,000 = Twelve billion
12000000000 cm long