Yes it is when rounded to 7 decimal places but its exact value is 3 times the square root of 2
4.242
The square (not sqare) root is approx 23031.054
12768.
16
1.772453850905516027298167483314
9.84
6.4031242
15.2970
51
37
8.6023252670426267717294735350497
11.18
6.2449979983983982058468931209398