Perfect Square
87122920364219859536068660020770355806784 is a perfect square (295165920058904936472 × 295165920058904936472)
87122920364219859536068660020770355806784 is a perfect square (295165920058904936472 × 295165920058904936472)
87122920364219859536068660020770355806784 is even
Previous even number is 87122920364219859536068660020770355806782
Next even number is 87122920364219859536068660020770355806786
661298098125155586075928940089384177541746990275470037389571541665050591151779795279398159401982482964520210581535232098304
7590403252790195502200400043467132916189396161677673057475243259220405827540422656
10000000000001000000000000001111000000000010001000000000001100100000000000110000000000000001110010000000000010010000000000000001001000000