Perfect Square
12135604141621140057290447149775250752477880001 is a perfect square (110161718131214438940001 × 110161718131214438940001)
12135604141621140057290447149775250752477880001 is a perfect square (110161718131214438940001 × 110161718131214438940001)
12135604141621140057290447149775250752477880001 is odd
Previous odd number is 12135604141621140057290447149775250752477879999
Next odd number is 12135604141621140057290447149775250752477880003
1000100000001011011110011101000111110111011100101010000111111001101011011111001101110000100001010110100101000101010111000011100001111000000101111011000001
1787245468130908942860265405087595039995989655161773126726118761198520337713268096427050628719174087527925088724624240223013292140633640001
147272887882132167584175670311879140469585986228052741775356223706926653462510390799355760001