Factor Info

ID 151552
Size 1059 digits / 3518 bits
Status composite
Value 664389722705304939968260718753954848661136095174911484442239937576567173861468306074791043003648049325216313420417396366893096091810355804663185548488644689563707669841008044819143933674272580902991901698387454269660026336954088735403736335377393298794689662891411997124899713926706208019446277599725111237528049175684514524257212293340666925419134100429110736262543229788054949013932445410272235046929155822357322406412194782839126888316399637012752199378163065688018541280060590431663844817853480884228222914946141425594494878706223426868011950475841614427454093014746996776434070764638320215815633146091566592770569615698743874985658950054132600828506313980857317323516340769681739143839505426362548452110536224969207130991916345549201823860113569073869477973453933421940871442552580020669700465557816817302677667191880328202999206689093275909010857824360584752223382878168711325262599558488919405869709550462974344301845553587973875517245864723787338808792824931719853849351107298540027924184363872838125589257990139437290684833365203927786707854565229763

Factorizations

Primary (ID: 149706) 636627836172717848527 (proven prime)
(ID: 151553) 1043607717028972733100602795143679102396517447857392244455509864324367785772624980942046674632246790432078843063481267364710917085645980397126912339898482444060008774907986741466163979199922010396975782341426352517086965995909982426901226934476417294350508523149367432275086376780972090888512594271527448786902499448964620395444411608948629447450212280381898452278086123766025103256483348046910423986338322664778347007468516105497052104843401537226190420011874813760341195096149777241611050747916262241006238175743255455600886539437906594744723646552501768725243121117878467227354511640407080791512460151561557281764910296179129432892798243595850028715908427408591108547060965372509172337849320915643642973306282751348661861475760794717574231604912797426994275064049352816128231784706572586421439144289864312803740466402824609836595038804411278955372072933261259827178477353322811470588744955189163986207339074726621970669665355511505434534958136005917788344769221791887147936660870989212911228251099627325052498496901369875978811036888269 (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.