Factor Info

ID 152088
Size 1277 digits / 4240 bits
Status composite
Value 12728983440050213685385935067981832043999858191849289245580644271861219462598275076244238822725654148784341238201901204900499880291551875380973021768805447508292960435240003623171365235623175752599888021788932582595332157910964440243439297423290478579534496089833612228939079926422778124071376935785301817372624307464878959836977050095599314428921927773824618680468085985609961175887813600337711332998152606072984937785342125494195893127373657395333808193910201348343210925240865502045829970533784031717799715575046276765890078156502443790039282368871585587334164159403976341789510433055503319278394268422374343990251997105217823051945340847500624660603604165890326927940041381819524963959414362608679435685276128193364734604439805609664981972268065221733766717069396601746668908714674552989231702342575191031923222084502031161971594436533015710095132002477076233280954880081298367017025286499177254056615106489313385790374697356942525706399833954866251444364181226729889852075624652521159420006516547689204365037235714485553506843231658434571512595336412428304073243703934052535359760226542708745197821600622194647444606798322474688014830921431131566281761943794353422385888657670605362658983670792191819236648804726627890493058120891148031900438557173693061253605937326426219

Factorizations

Primary (ID: 150117) 253551009241878644908108309 (proven prime)
(ID: 152089) 50202850614202115868127089021466580346336847107493866536575750816670992160707635652694965730518049866262726237749642229745077972783442478988726052995095459190805610503368505812901112593742130660280349467225850154879010795378541048366917478770554362238981966087590404524098583048530796408569005957863075255393321731227762888204088276000805016372775768758086429702221612264829819947769034528034232632949396637655877236247499759577839431788848968991396145373575585934212100270728052412398643367546518071436077996983473228803177398243046144045673183150942527313444235645086355856471466923382787640049041045483579041475264779564241323954045768452810102244437221495015099712283718166512738828725359375580231182573666542066374534779364982512566519827550518967744986481371431426498052697981057153412580712830745114700044209946284700447966856778199686356867380118990530226609193587990591324844243783087881384386493662730274381857359635370807708629813776545842974550938517864360175449712360112801733205884187195503265188276592301886221678643490852653502580764809791320021946573388352254026056295363966410620585285923242965759678619807012114162545285867199230500665439306794728981471196439408993625263023901081794923064217822188980129330593792076062904081188991 (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.