Factor Info

ID 156950
Size 1159 digits / 3848 bits
Status composite
Value 2195662980201808122073837909267926324016044968015536907111625595050885868821810128829474188204220514782773006098862393131680004937468504661088971396392074421875614650467988094584310127297488443280713308073335979623426060598733183186226314440303021374884896477436681681669658983962300074358967136261851078294566049619036657685311389320148477753650619981839969109604417355340329553637535469647775166665360738117227606488275099026050586024508684709406880899370277501293652523604792302296038700855675853842750054481082475456685351269057743466194762733276758084511787542177990685618654892052464653972720781217879788526882924775606382045199101866133128285838065801522895736944089646821972615920543298777330939768551461234322756925337491703463763200704545062802526213302331080294377569674816297339815531794312530795263555903084424491596401425607319624463550842448634151205617808328179995878441804192416819366696937845952326827044023627200652887358538164434174275373030314373278592005074272935275217946195562103197912275148269390910419065325967816982523217100192403872188528408243521024833078770312622910689666811932087100583487855653673879665299766539996643452486499

Factorizations

Primary (ID: 154589) 751670559138758105956097 (proven prime)
(ID: 156951) 2921044270667636394233298598997763498813163327680747872396558712616516852009857769735407410176537254897334834288553667005779498481278447997258377144310339443693786874537680830602133819589250822875302539305180374863056307593764377528021438812977164992854299179735270259818066917530735395634853762919228526867816107991441596689175662849249430952954330817818885504539218939389530701566696218529888880609562249378324174594738611466260586866504228792823476562805702036009464559359752625953357814562792659132134500909665366429607640017901038474143661064790170922985277236614191542937600203857789280276693009456488814487741697837696224388737037293979404876775066729907672094662341653241084178958594123041494146827961545576883000613097745245407936289145076035179970019734543500182153488588789716786605636459735762309227842888125623478937599321244916149571474886521262751811460693515623830020920001148620818391272045795580175984431594404135224122200901826829183196767001567991630973296091280155232991278242070562949529556343446624209682958130444483717690944593958313958173422701477078243454794891999989640381364939898654895980846491150274324067 (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.