Math Problem Solver

Original numbers in ascending order: $1991963$, $2142686$, $2338392$
Sum: $6473041$
Mean: $\frac{6473041}{3} \approx 2157680.3333$
Sample standard deviation: $\frac{\sqrt{271546969809}}{3} \approx 173700.5628$
Median: $2142686$
Mode: No mode