Perfect Square
666998747176673568539533967997941237159883043225 is a perfect square (816699912560711352338885 × 816699912560711352338885)
666998747176673568539533967997941237159883043225 is a perfect square (816699912560711352338885 × 816699912560711352338885)
666998747176673568539533967997941237159883043225 is odd
Previous odd number is 666998747176673568539533967997941237159883043223
Next odd number is 666998747176673568539533967997941237159883043227
111010011010101010000100001110001000111100000001011000011110111110100010001111000000010101010011000101110001001100111001101000101001000000011011111000110011001
296739290901190081876353755704184203970121218674910576199868971969541277059641713897392542737401059288554672266796119041697648517022142242015625
444887328735252106718989103057623214188428749665588604599923689558631380038124526160887218400625