Math Problem Solver

Original numbers in ascending order: $138840$, $216211$, $388649$, $454070$, $895340$, $2395540$, $5556068$
Sum: $10044718$
Mean: $\frac{10044718}{7} \approx 1434959.7143$
Sample standard deviation: $\frac{\sqrt{1721342283788379}}{21} \approx 1975669.6295$
Median: $454070$
Mode: No mode