Perfect Square
27798661356195408308161 is a perfect square (166729305631 × 166729305631)
27798661356195408308161 is a perfect square (166729305631 × 166729305631)
27798661356195408308161 is odd
Previous odd number is 27798661356195408308159
Next odd number is 27798661356195408308163
101111000101111011111101100011100111101011011101101111010001110011111000001
21481848477013846711480930701315838978891499528235830086891571177281