Evaluate
\frac{1}{38992483769057280000}\approx 2.564596823 \cdot 10^{-20}
Factor
\frac{1}{2 ^ {19} \cdot 3 ^ {8} \cdot 5 ^ {4} \cdot 7 ^ {3} \cdot 11 ^ {2} \cdot 19 \cdot 23} = 2.5645968231281433 \times 10^{-20}
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\frac{663}{25852016738884976640000}
The factorial of 23 is 25852016738884976640000.
\frac{1}{38992483769057280000}
Reduce the fraction \frac{663}{25852016738884976640000} to lowest terms by extracting and canceling out 663.
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