Perfect Square
87101652675684105391899064199120100000000 is a perfect square (295129891193156010000 × 295129891193156010000)
87101652675684105391899064199120100000000 is a perfect square (295129891193156010000 × 295129891193156010000)
11111111 11111000 00000000 00011011 11111111 11001000 00000000 01000101 11111111 11001000 00000000 00011011 11111111 11111000 00000000 00000001 00000000
87101652675684105391899064199120100000000 is even
Previous even number is 87101652675684105391899064199120099999998
Next even number is 87101652675684105391899064199120100000002
660813925339712812341100210780000152000879130961260248795525468998312112472948569731891833086293601000000000000000000000000
7586697898835508076102042097245797353835289632167057666821614224010000000000000000