Perfect Square
666998747170769060060181381177617268050906640625 is a perfect square (816699912557096494305625 × 816699912557096494305625)
666998747170769060060181381177617268050906640625 is a perfect square (816699912557096494305625 × 816699912557096494305625)
666998747170769060060181381177617268050906640625 is odd
Previous odd number is 666998747170769060060181381177617268050906640623
Next odd number is 666998747170769060060181381177617268050906640627
111010011010101010000100001110001000011000011111000011000111001010110101011011010010111011101111111010011010100001110100001001011011110110000001111000011110001
296739290893309558861802063420239294041812143914414465248959721232691044362372526132261854878439836812153210383764628922158846914768218994140625
444887328727375507202179523550238040261064309471796978077627498779634027114332111059722900390625