Perfect Square
66141253807863474241 is a perfect square (8132727329 × 8132727329)
66141253807863474241 is a perfect square (8132727329 × 8132727329)
66141253807863474241 is odd
Previous odd number is 66141253807863474239
Next odd number is 66141253807863474243
111001010111100100111011111110100000101000101001111010100001000001
289345858201916723525906643582975001904907472585072062179521