Volume = pi*r2*h = 95.03 cu ft
At a density of 5.81 pounds per cu ft the block would have a mass of 95.03*5.81 pounds.
Using 32 ft/sec2 as gravitational acceleration, the weight is 93.05*5.81*32 pound-force =17,675 pound-force (lbf).
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The US coin "quarter" (25 cents) is 0.955" in diameter, 0.069 inches thick
A British pound coin is 22.5 millimetres in diameter (0.89 inches) and is 3.15 millimetres thick (0.124 inches).
The US one-cent coin is 0.750 inches in diameter and 0.061 inches thick,for a volume of 0.027 cubic inches.The UK plated-steel penny (one new pence) is 20.32 mm in diameter and 1.65 mm thick, for a volume of 0.535 cm3 or about 0.033 cubic inches.(see related question)
US coins are measured in metric units. Current US dimes are 1 mm thick, 17.9 mm in diameter, and weigh 2.27 gm.
803.84 is the volume in cubic ft when using 3.14 as pi.