Factor Info

ID 145207
Size 1012 digits / 3361 bits
Status composite
Value 3861143728957496346429179036958203023513683204375548275767461552196497619610606552769280015686270849536696154543556822973632361409315430996365769197144364818158821067856526814394745580970635918671760217200048745049850993669987044115157898615538671155934817867080256450559349754675302862839908635614720441023523905216454328075394498373519690959596647411249240812396166838162506826555980536981891112165004285513416038839929434677268976392028167971660781188062190540804850023146030691931726409231274361104199006706739828505777119141566472915492890718814980827134210884304752941468343673144700257152768620531278847732594611084922386449729425308702986912250856315749632083203802160539392996848005913680952146799948596403562780163529114866842514409967525381099613942187443109050762695924394868788708615634040328616768124858867219590818790795407879002650554476855057455706608049678145844603613841395608374554928649250369194717567565360045005917590684893933531594269244674172888859654704130432295945000737411201564170889

Factorizations

Primary (ID: 143128) 917842427566819615573 (proven prime)
(ID: 145208) 4206761000570985474043731710239374068208606973912964027805034602519055510185946820563170864520988991879534360832760172504166635441443299019248803253215565541655727395826126802023389121778074678292161630299532930159796142606684204959713494939652346232215297388370222503032614066015367070474075860973597772729708671633537197538797641711525119912582760982856976676396581169598046337765256951755562782298088712984442486502574162381961504592511357016239585740440730610662283689375781618983143527775546365676317518806582963009558683548148009922347679944985675955322762880209671286607089415832129027278408982707874581298960955912693936118252296793583502732422233913450665070709149982733205839417543717403707735412036720081219047558947419405220776622673909654258206563188076641857035837906116987901540362424894233411315689148765758982910707919681795296908009141502869662588806987076915815982409407184633735659983531106446039431451052270044519291237472383349222829603445759746676484893998092986696293 (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.