Perfect Square
642381867052818457935167198534334296182162494090996054270016 is a perfect square (801487284398709882573881002504 × 801487284398709882573881002504)
642381867052818457935167198534334296182162494090996054270016 is a perfect square (801487284398709882573881002504 × 801487284398709882573881002504)
642381867052818457935167198534334296182162494090996054270016 is even
Previous even number is 642381867052818457935167198534334296182162494090996054270014
Next even number is 642381867052818457935167198534334296182162494090996054270018
265081744465589438807778273231803997900735975354117520440847365813698262212641074549979044321230485637578396793967094170478452928855733961367464406945826742330868473059148879364096
412654463118264928243697129401939684368987117410701671582991593195028639280733843718081758925723209852519697106636640256
1100110010101100101101110100000101010010111001011101001110111101100101000101011100010001000010011010000001100010000100010010011011001100101000001000100011011010000011100101101100100001010000001000000
1462545564052271351675450534210232014204223314501043320345544120100