Evaluate
\frac{1}{21}\approx 0.047619048
Factor
\frac{1}{3 \cdot 7} = 0.047619047619047616
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\frac{2432902008176640000}{21!}
The factorial of 20 is 2432902008176640000.
\frac{2432902008176640000}{51090942171709440000}
The factorial of 21 is 51090942171709440000.
\frac{1}{21}
Reduce the fraction \frac{2432902008176640000}{51090942171709440000} to lowest terms by extracting and canceling out 2432902008176640000.
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