Factor Info

ID 64972
Size 856 digits / 2842 bits
Status composite
Value 3303614297999064046581964744857994568436991338372625856268311640954090165604221571563184814142317446970483588303141961705333657606467830227920296795185332166541221370683006438868805357140198214114645890729400913470434231379997700826306852361267357533111978525002242880236372745627628680317631916046780958509699499985172592850457412449123406651633820277074298557974376248330839353116892945119051421713429145954516875909266050145270635914749583806070615565929904664919916199754998476063681789233751545947563331647794628686927133518087203778080803778586810698959969638500210667156929217707174168812688555373486282322511213994408438685189711148528744715225739544110519503022744676942453353895949715843824044693752611535804808397411736157902940663251132877766241947840866894688654101110651110556429477246991826878455685216590706992611218327766836597819745480033

Factorizations

Primary (ID: 63364) 3947307526766022401589857104042951617118791047554203106309872173198737769977 (proven prime)
(ID: 91513) 836928533081807328561195696613074343391498893379602542174688868667823681502605363994027429741999245982859893741256568042343134266732130394015718563542263922056585684505070633647307097605716980356381848308567431182034932160941556546808013099395301686865696296616661531564366531812175163488512187564993684920928696536636146570795142262377756968665152149148088215583111482003930371547174190018071995137287183606321255955252353337599657728378865038216552506846118017201519129353777121618954013607682907651901244036530727758651828338860584078482812307546767383349973524579564123974475159511429482931157651043363098503010659123480533192755329248015573026678762045906359264488853002761995777846349254648381400072773809516340878278236465833173261613651643292104853001067202704857867689129 (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.