Factor Info

ID 145696
Size 738 digits / 2451 bits
Status composite
Value 428195160577615358211881184847575190849665047535156504329471036271708558779073914999513881458772638551502615137262563315911770249281241176902508851344951517732764979785787878301437490649978319873531651151586216916502668008810468462386982113295769611784223085803640565876158388297348599478657691309311192705667376511461019014444008590386473248048917322702709636068797748514478309431994520417533009855953504621242042160223489681796813815023937345121728915688113860062445157289261685904419502180920470123523511054170772914063186090630993518810522112118101135848854898865121358908779217054272103204657975043660913484423249656184049887003910488567021704799540917038667652146656953623175320080721761612763676345211951872616597242626105024771489

Factorizations

Primary (ID: 145697) 164948121269664738913 (proven prime)
(ID: 145698) 2595938391305362670280356398298386061578365798846221173349383755173509825618237111414756958630555793036550232566647918254353618866783003970168045488094666385743242986359928967792053995602098996165546954704774171087389981046849608652263847097153737676959093518406162847129431224233404858716557380550488928633122140003723032202956736096505481150343773704592930766544411163124402719984484137250948421371750218424128094160164848864375240994543268761859760059586328305451097633391590607489272522980378374638865901571741450175726291481997331489262468629778596082763240020243017495519049103407710714790081946727728154710023414687253785335626156766371688847685091881785022124639316758196872228613362982355650475614550593490753 (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.