Perfect Square
3997347426053614799218817575579997717730608890000 is a perfect square (1999336746537114692466700 × 1999336746537114692466700)
3997347426053614799218817575579997717730608890000 is a perfect square (1999336746537114692466700 × 1999336746537114692466700)
3997347426053614799218817575579997717730608890000 is even
Previous even number is 3997347426053614799218817575579997717730608889998
Next even number is 3997347426053614799218817575579997717730608890002
63872760865692098558336506404702960339024388311594152218736990336036953020284186151219160163518849649816931567506654071581891559375369000000000000
15978786444577459435308569039711802789825306919204312957105016253739198565973597610147032100000000
101011110000101111010000100000011000000000000001011101111110001000010111101111011110000111001011111110111110001101010011000110011000101000100110010100000010010000