Perfect Square
999968000387997888004356 is a perfect square (999984000066 × 999984000066)
999968000387997888004356 is a perfect square (999984000066 × 999984000066)
999968000387997888004356 is even
Previous even number is 999968000387997888004354
Next even number is 999968000387997888004358
11010011 11000000 01011111 10111001 01010111 01011010 10000000 11001001 11000001 00000100
999904004235886402062113306876648894246166649180534776861472155357950016