Math Problem Solver

Original numbers in ascending order: $252136$, $305248$, $828569$, $872247$, $4516400$, $6909352$, $8317561$
Sum: $22001513$
Mean: $\frac{22001513}{7} \approx 3143073.2857$
Sample standard deviation: $\frac{\sqrt{5128135981674258}}{21} \approx 3410047.8387$
Median: $872247$
Mode: No mode