871/5 = 174.2
You seem to be unaware of the fact that you could have obtained the answer much more easily and quickly by using the calculator that comes as part of your computer.
0.0034
6.8071
4.4948
108.875
8.2962
96.7778
0.67
871 grams
871 and 871. If they need to be different, 871 and 1742.
871 is in the 9th century.
871 and 871. If they need to be different, 871 and 1742.
871 and 1742 871 and any multiple of 871