Factor Info

ID 145737
Size 783 digits / 2600 bits
Status composite
Value 343209511553136655597367962453831680073928597453737506755038330400554701924013678459884342814265571985855413646265058599288405228599600959187367952873341513522933828717109322068809555357504891099076253808314036088903597385523053668396252523795880177861463568178695922132979994220075827104438207634519898213380926508564836017971888283219391181539597413617538954512555624720684015849472907363934437025686888581104559480497133743345193868642754936398370869188348023749705233624935278603882233349336852452750966311762766928980159612493778807850329503163410851067846822413533229803875488984920881414232821191681221016495064115614368810972120494644371970857688893175282707507599766843654851143333981401861466628825714753539849368007464756240774447377258414855520192051017651302599820154121

Factorizations

Primary (ID: 181677) 319265366809089981449425681 (proven prime)
(ID: 181679) 1074997626530423114825713003209736355796334036274330532745481723556958927631491365718950581013673343351950264646035329796422823237295563698383191152027471530328518296946893407184945708150799276633125323429866516085757662208647390993416508479481073499911988825753951016166609308308259891646263540881549336210891249184136598333170855603887415863103071185211515760287078294122415660655162611575166961327754257239716501019779189663988795958090884327513979930199572840622349405251201222772227321752189668315447560637495027138204578877980629454342087077578815588293114450368520116216851143475105732787733014064341508088833294452802100058031825810404993793503771492613317429722531344494023428875595043955626997758046625653758714220502502375398259270565867335365241 (composite)
Secondary (ID: 12060) × (ID: 145738)

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.