Perfect Square
256385277442610140215830240592993475225789720806400 is a perfect square (16012035393497297044869920 × 16012035393497297044869920)
256385277442610140215830240592993475225789720806400 is a perfect square (16012035393497297044869920 × 16012035393497297044869920)
10101111 01101101 00001001 01110101 00110001 01111011 10010010 00110111 11010110 10100011 10010000 00011101 11001111 11100101 01101111 00001110 01011000 01111101 01001101 11000100 00000000
256385277442610140215830240592993475225789720806400 is even
Previous even number is 256385277442610140215830240592993475225789720806398
Next even number is 256385277442610140215830240592993475225789720806402
16853078685554358440201931334321364649806505447859419874685266398180007206130051545333831761404439646545130936651323096790747150191853443580166144000000
65733410489324176000392688260699458866693213157379143123436994714715898443514874501832061066280960000