Perfect Square
664418961980347291586844947725623978706925625 is a perfect square (25776325610535480112725 × 25776325610535480112725)
664418961980347291586844947725623978706925625 is a perfect square (25776325610535480112725 × 25776325610535480112725)
664418961980347291586844947725623978706925625 is odd
Previous odd number is 664418961980347291586844947725623978706925623
Next odd number is 664418961980347291586844947725623978706925627
11101110010110010011111010111010010011010100111011100101001111110011111010000101100011001101011001111010001100010001100110011110000001111100000111001
293309449711450460163093289974499803612031036084085346994445396316761823859923460285721212862818271747393691304415048960792099853515625
441452557039042179751671934993579184842374444824594028993383702346602602825016339281640625