Hey

I tried to follow the footsteps of this
calculation (I'm an inexperienced newcomer to calculating) and I'm not following how DT got his numbers. For his Cold Climate calculation, used the following equation to get the cubic centimeters:
When I put this into
my calculator, I get this number:
How.
When I previously used Online Arbitrary Precision Calculator (Currently, it isn't working), I was able to somewhat get the same product as DT (I got 1.81e9), but I don't know how he got "e15." I multiplied 1.80(...) m^3 by 100, but I got 11. What am I doing wrong?