Perfect Square
1673964686745732309793715837318169541611649 is a perfect square (1293817872324282089407 × 1293817872324282089407)
1673964686745732309793715837318169541611649 is a perfect square (1293817872324282089407 × 1293817872324282089407)
1673964686745732309793715837318169541611649 is odd
Previous odd number is 1673964686745732309793715837318169541611647
Next odd number is 1673964686745732309793715837318169541611651
100110011011101010111000011111001101011100011111011110000001011101110011000011010101100110011111100010101111001110010011011100001000010000001
4690713157807771431200989600200953226198145935603806877629014434007761570486161034490624340551486978970138607065414869544792449
2802157772471737700163901190649344087373694614703164157292706487179792844540332499201