Factor Info

ID 145928
Size 945 digits / 3139 bits
Status composite
Value 514303927961225384725934851940080702133986402336061887449081933648579999371747444979242434648331362268405777942366230496773796753526069900078391449090981560606294286330737386245355302139842266782158859446222877948473764979622453099196267965061264355317100310887504214274335818189446067993672773074637874203197097455679497819761833285322349622541270041434270798743639977366644135943971883077341250859412394033738863342386247918700449860331667177210098661956466886226814931788305638133248878714941782550433896149859797776423241942389688808740158051097143353520693093736749606175054520279763453465675046790033535401690994075989244193570898909729988626059411326132507148043306803821403163973517672778292738024892784121706079352346757125606879723563479997308119174654503171928329832736794343338482811793630072902966317205606373984013493843923711357423075396041683596920833393316558823907767811721287627886383577083619836125105062471860739380065436773

Factorizations

Primary (ID: 12425) 3971992653480423383454086803739 (proven prime)
(ID: 181817) 129482597987831403197259528597194519630064885279022262313475508588785840527818938603366532895994973231944922271601253780132393699226492137391877874172224573919002553681444872057744322746528629683040557303240786324842686517659958685483677624754862290123397585722394139072521443920470821072066943188533651625932427454941782177408988725789169473326509286279017358827509985874705935427137301237930094995207189532733501703296820416846374372785552155920544395971062543592389903768464127608301295508147131627736821312526412825873087743509543813658091764814716214370093211495535972268924806453971744157237720489507078114611624097945109271739329036751033015821175737821359744035999000311166524437984413519091979767607567237662652327520889920399030156085640506368675799715943765092111368170386256960874854798544946035830436356266159297457147368553272991500024904712647517164772914325389086429135787214646393141804111791585407 (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.