Perfect Square
256385240821490861993290220895830873850595705848064 is a perfect square (16012034249947470743553008 × 16012034249947470743553008)
256385240821490861993290220895830873850595705848064 is a perfect square (16012034249947470743553008 × 16012034249947470743553008)
10101111 01101101 00000111 11010000 11001101 10101111 10000100 10111010 01000010 00101011 00100100 11001110 00001111 11101111 10100100 00010100 01010100 00011011 01100111 10000001 00000000
256385240821490861993290220895830873850595705848064 is even
Previous even number is 256385240821490861993290220895830873850595705848062
Next even number is 256385240821490861993290220895830873850595705848066
16853071463862191678228677948098838403883110785883469640127721519777379500182223778609601796490436069690845247297880949319079024446647640428853428486144
65733391711093864294760419686540226743007463040755580212991527215887471471517811766910217649452548096