Perfect Square
19965512540047996097265452723230337811123455025 is a perfect square (141299372044068179210745 × 141299372044068179210745)
19965512540047996097265452723230337811123455025 is a perfect square (141299372044068179210745 × 141299372044068179210745)
19965512540047996097265452723230337811123455025 is odd
Previous odd number is 19965512540047996097265452723230337811123455023
Next odd number is 19965512540047996097265452723230337811123455027
1101111111010010001101100000000001010101111011101011001110101011001011110001011000010100101000010010001000000011101100101000110101010001101100010000110001
7958686370132367883789364145482951919095805303202292890365371142563802797644976054542399188703259796849708829797497953552973652508353140625
398621690986813784963651215734217632551219605621648327380108292008341710591446141693197750625