Perfect Square
19965521740272740205570684353520147763869403225 is a perfect square (141299404599852225299365 × 141299404599852225299365)
19965521740272740205570684353520147763869403225 is a perfect square (141299404599852225299365 × 141299404599852225299365)
19965521740272740205570684353520147763869403225 is odd
Previous odd number is 19965521740272740205570684353520147763869403223
Next odd number is 19965521740272740205570684353520147763869403227
1101111111010010001111001100001010110100101001000000001100101010001100001010001111001011111010000010001010110000000110101010001110100010100100100001011001
7958697372364872640741282183622762087444813940202411983619899512368246474086505072425400317255580980229317010012097344102874065568667015625
398622058361303428607461522353503450575558348995975997247075290258168817305013333317640400625