Factor Info

ID 105131
Size 744 digits / 2470 bits
Status composite
Value 213481529360054702323796993970591921241873905710520434894357946820784384698586345197271374181708338699280339408965008299379481940282916673931583596634790100920805551545399352393406498540695382621061202419522561394910528533165769647307506366092680662495909062466415874116258109358504669420604739492538860529946521205158372461131076463109301477788171902063024051943651796624089129722430819130970289479968510728853105058741672654247433423998377069500602470244657395568426408396072417597867426731632149835710844110714848942546567682141173653620071028351933618130172992813789801760658438110648964205518944815710089074449962822534486229146252389873360621428734262165617922894915984781721485253155844945364558796225322527540757527842618030985465850997

Factorizations

Primary (ID: 211) 3955434352527379623598597 (proven prime)
(ID: 105132) 53971703315881786563422177552659070869799807273147247168298683560453409516699277858234358390381097063801997688602708037718086230588404252729321148972839019288208229754940412524102247997479037554510314193447423066457068313594170329713252518493117004292489562429559692394624422305614979189049558435394517951120881588854051910045827302943854862602667927781760224801361246160703228010486903780588442424573217667821775472906807352784522541709889920646540946212288378859604194084719826762536688073555267190346861092194784535301890395814338386220820986329213418489509919271324229631158813890724416198875841306165076127952461950014970444151503027343755833626604545796966442491229339077302692654600875639217313414074048424289201 (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.