Factor Info

ID 157147
Size 1276 digits / 4236 bits
Status composite
Value 1219806125594207664082056276238441038531101878221841442597702673157593113650683336830341493563945215345395172629819331240290939812589791270623876979857537601673466932570945945511251040862721611243526971202866502830931455025108618681892926959893887981947172352033539117312136222991376012526017931944610224308329120149862632686194509982142874888657088175962980468107021580098500006749424688375830870288328294705832092345503776329679850148791625000969700686132511370677086478645172905914154669129947404438907128177029460260729998837607451601256096144828180756138675179074083720665784194130748215577391296319555666854777796639955546918575284322888902544120158736617035105009418642382951786371682533512622476924942701872860112984164013949153819576476907023559457300486848949311759812008155338503750368750631873787243386059412819888589032431465193036720216882253809230581126426462622721491980155874760020085945388945373084981466601196825675053654828695399577016928738508044039359485456148779787302395169570028606751644838942141822797082347502378149800604858486934110617122481432799011442845573353543942664143999415004303695255477209821773289666664837119273904015970661634142527198390047928947782171418426441065604803767197995028417949620809582157251911764722323919117278799958174761

Factorizations

Primary (ID: 154625) 2458422198511222771859601111973397 (proven prime)
(ID: 191143) 496174386292517530789013398500332729686182334441918477098425132519100636588147207597727698230476609419637214731670722052014174274085355251377118565504139823844682684297336238926517332847721983836730418242514650231714438618192802207940289571187706118752042947919373140406224064343501116325678304682472319651137921064807338854981585932851160719414554151603124534863595001611586414033700856774310567441232686192142488107128467873053867804841433086544044896352883934365003961942008508928524525804857242843122361317551886759644571938080889294754010994391572954618542732030136890457739555653293261262079045331016463444606367722888012819141312181946617217949972267809590118936450157076265468176643333464759283299177279309975556972637014484422738502122948545744030889221641499002566032046797521728333505233770667597719703821319957850261133097137917116253818524512420766238256847026314556440061401289315235849678975942188023817800006910797871508246220149671538814287914048866365850615713783283533872002552745926181847757798817614347490175921692721325756434702891715781213713146143779151213906593643342924569376973553180255365287030900907492180532559054696135477984657059480251829112390097661022040373107125170908367790818313817523086427202988647599813 (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.