Perfect Square
198992052713162773616707600 is a perfect square (14106454292740 × 14106454292740)
198992052713162773616707600 is a perfect square (14106454292740 × 14106454292740)
10100100 10011010 00110100 11001010 11111110 10100100 11001010 11001110 11000100 11001000 00010000
198992052713162773616707600 is even
Previous even number is 198992052713162773616707598
Next even number is 198992052713162773616707602
7879654876187517788042760809506936354292982144898752172079461105994214976000000