Perfect Square
665313165903426339219303603300127113949635751369628906250000 is a perfect square (815667313249358018688389062500 × 815667313249358018688389062500)
665313165903426339219303603300127113949635751369628906250000 is a perfect square (815667313249358018688389062500 × 815667313249358018688389062500)
665313165903426339219303603300127113949635751369628906250000 is even
Previous even number is 665313165903426339219303603300127113949635751369628906249998
Next even number is 665313165903426339219303603300127113949635751369628906250002
294495290061042943937915759642449040512718102731299702512582470913924926174892737743805741214376289941425376048709310441949733043340529550915831350721418857574462890625000000000000
442641608724440099996896169210216254134274008682491823456477365777704688149261536807679961592680215835571289062500000000
1101001111111011001000110001110111111001000010000110010011010001011001101111100000010101101111100011010101001111000010110011011010000110000010100001100100001100111000011110111001001010101111100010000
1517731061677102062321315740255743251702633206024144147036711257420