Perfect Square
1642912160457721229815541207355769 is a perfect square (40532852853675637 × 40532852853675637)
1642912160457721229815541207355769 is a perfect square (40532852853675637 × 40532852853675637)
1642912160457721229815541207355769 is odd
Previous odd number is 1642912160457721229815541207355767
Next odd number is 1642912160457721229815541207355771
101000100000000011101110111111101000010000110111100000000100001001011000011011011011101110010110101000101111001
4434483389936732787663245918789798746048472060606227562931498930958943047937442689812819173110221609
2699160366979857148917723137315600161629240314735507408472937581361