Factor Info

ID 28374
Size 788 digits / 2616 bits
Status composite
Value 15882153485688950015576010361251062247559178549311333550095094364657034456805730677458397688465778419060586963595302411977244368896230514256038349013444501655826842600517298282599148264122681245165848335223912926952125813459675314290403346768975171253526787095985051807858829780953971100317839407846844921693757333941402562895795621982735141123675430411890551710405160231437624396303067995835042556887630679046922538089610355713706400262780650910920227208259131190213738285282042413163343458744016362070886461953472498620027039358642631843680962804021104795213676693018807966823173089949371325070959170517613306278770483040088217238854707108718254164178080560096690701913527506661884320915965007536536100291728625614951764120002946399346108411219816054092466622772926279990292932940420671

Factorizations

Primary (ID: 19308) 180222062287834025451247081 (proven prime)
(ID: 41159) 88125467459824324792388010799391033502135653818343848324977241774845307853603085638102988752543149101797355528475240046506544674455007178893316732580547467089047302429000828451243670659232972699751716222373680955292048539238495176274192442638931440801469319655055117484702692576475850712489477586805015674128374904556671914554953373339358571263467389005840028517947681063737656018110200788548953248615590214501364155159965751348380941596713913427088747666697988901260013149133854969605455759949942396138243664101508038318937035727061879579068716826040223716678078639343618330459575282948167267065769032953987133051951295479323950115635381137866897981595023593753593054738880075053788063462165063099671522654237839136454985835776234792185280320173658620326652391 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.