Factor Info

ID 156720
Size 1105 digits / 3671 bits
Status composite
Value 7366499772671806623569924258852863956116109514218588926281270326794271911251293655806495045813729976782477107530191108545948228708244200858903046806872085689891469889955537542023250062161019278644620284931977516014111083189009075195807843593751428311937475675944696653635084108116874890351121486537945355483667607484793767436507773183281932930743001094760251457675602023102819551361468935591707372770379687309093981986562136274469495845224949023527463510221062028969844536984619176405645842444254186300046145306540341578906707114678468225774252386366768378417637030711659602947289943570667255795339948712458324956662976719219608029960508987770966225846668318682942554680936015814165812918140733285363905143206043647982953851794715997720419524337744231282931011998605381032069613984069305370687605047160712227344606154437802544335716160225222021025342667616599259154600299369828210772404829806821911354650283460182194130373983374241036108521576657342514952359366487173833405544662195034219872113678833426311974807024242419268135396433904590832342197114531156088177571081064194212801999749104562478653564599

Factorizations

Primary (ID: 154832) 53144062154237462773639 (proven prime)
(ID: 156721) 138613788146121906046048265564087274217965421416350387077118618862404623060497449363145139689708345319033981273327111896721706286816551248999182496472291591762457187865068335245851083316367505869471680101594820187362094057210006225640610573216106871363044305190908413681319875094885037081968204400851375285207238389392328534375573275522712229135006846381045804956754162552349541147481350019922631987888681619297446665289943028218803605187651366859520083941049856859701442833088452008230549844651583919215983453809896807491677429986906139219416855702621542087893597663429321115027041697868140467689158578423666177841200607899439622733489834864437374050225805707945097093626921153686674324649073452720300855001736732261908047466448757130186118208794121790812325966568790272552848999102049768277660502767281212006605397868879295789647607128728317901442958867288390803458245714265578646116117908521326985674246987126145762152163346199457288297842941370928374636429900300094787955651792350033145849315278532243095276615123840626775888851320949327362890521698997196822648881851256951458641 (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.