Factor Info

ID 145813
Size 771 digits / 2561 bits
Status composite
Value 715681474917876529861683594622333756373908181666042397937892899255979135295325237712035821694824202205042376218430337112789007777917765510568196886669963345915310364230528194810170130840921957327059903069047573980743931241515355919250006127938182421910906649161084455784739002171039632393536660729799057987722746087992593612164822534100064136774083677912045807959996218994931041048903800732246835058573864623319153042062385379461029385362843845242428198253005633868154109190224365311084537314172217737941115417430479488736352092231502937394683354177754888782221308918896880279935758100143849251167818600843201168398961214282587956003726322576570225205709401349489917415239299578328042047806556801215482184153964825615212321552180212752049328927833045676117518994622546847

Factorizations

Primary (ID: 5031) 820770941835878611943 (proven prime)
(ID: 145814) 871962490919889588641279082586385252483640273553704641651158860322288436758563265910030092996432530071535692113865269377597878317253275470336994299307760312834023430869345605732358534039049954541322521929549714790387221576250892084895376331434167986233687571968976610858084603203260106778482635368318951433642071894865767041815645067871872304675305300443753434632526806415476824030976951593547894291659076692527142982436330798961187843458490527044450473508023318056357071027931784603816592743435279606721246694707517512170007088240070627256895050715466438661539594064024756469007426020509310514424311079670927023462434019942672426569039210444101402611125400872303813110981650704583869090360649547577489587386624950063801609917520257048749187807003529 (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.