Perfect Square
81683740978536466225 is a perfect square (9037905785 × 9037905785)
81683740978536466225 is a perfect square (9037905785 × 9037905785)
81683740978536466225 is odd
Previous odd number is 81683740978536466223
Next odd number is 81683740978536466227
1000110110110010110111100011010010000010110101011110100011100110001
545012996249973073887686637572877942227411283102102085140625