Perfect Square
666998747176673568539599303990946094068070155625 is a perfect square (816699912560711352338925 × 816699912560711352338925)
666998747176673568539599303990946094068070155625 is a perfect square (816699912560711352338925 × 816699912560711352338925)
666998747176673568539599303990946094068070155625 is odd
Previous odd number is 666998747176673568539599303990946094068070155623
Next odd number is 666998747176673568539599303990946094068070155627
111010011010101010000100001110001000111100000001011000011110111110100010101010000001110000110001101001010101011111110110100011011010110100001010000010101101001
296739290901190081876440957170378791692342539026705782258125377733127579254929598163174550434549526606911936809109914643832024888226135009765625
444887328735252106719076261108582781119855434156792635608548382409467604423765303586811719140625