Perfect Square
20099541548573051862883546788609011556833419122001 is a perfect square (4483251225235214482970249 × 4483251225235214482970249)
20099541548573051862883546788609011556833419122001 is a perfect square (4483251225235214482970249 × 4483251225235214482970249)
20099541548573051862883546788609011556833419122001 is odd
Previous odd number is 20099541548573051862883546788609011556833419121999
Next odd number is 20099541548573051862883546788609011556833419122003
1101 1100 0000 1010 1110 1001 1101 0101 0101 0010 1001 1110 0111 0110 1010 1100 1100 0011 1011 0001 1100 0110 1011 1001 0001 1011 0100 0001 1111 0001 1100 1100 1010 1000 1010 0001 0000 1101 0101 0101 0001
8120045355790615658607504925330486376517822778518547967540101821363424027997705049044547953976431616440412929748731723597602294636478420100909366001
403991570462814395758701683964051905137104625768020677452635145340684192254850553120028917722244001