Factor Info

ID 151958
Size 1178 digits / 3911 bits
Status composite
Value 18310305742946978885514458124647177105111305894776678126259471105037190643905378931607742843454606871561425192300835312903350204399448706892774312397754379482106823775422275402873246129422419377948961757711395452172463718122826513014895533856114108723690663517440211556165651028216175405334087789230425987909703057507939114900808434960717910627859173567800473075770795245543725617363666959207155684463839846367601500355027981410999637341247648979156506361209099048868815114991734855492457272015381788590022802156414823466640432213287289291476920095988749259790133209008940670318700323151458590494222357232475266422229689124415318080173554907279687285817632440158827867701623856123177169002585422586469696028275582811438721765693229861502790975375192915017574886476258657917599677390073468105416635530597081832488701754881147002531268345775996148393825165638318825116019414454599683248083874081828859060470895186652344738675571861454805692365460009599470542077750540413950035685648694053939824123865568833372666200979887649502758933119354819139585257195511343554379727730122001813283830583458693414900696155814531994592400090104684689130350022786557503021296142266441384968235421

Factorizations

Primary (ID: 149623) 12139270932215509058971 (proven prime)
(ID: 151959) 1508353001196687942052307451487856927236920377398688229274148770424403651329112536889208743727629900098179847906414107651710083406217362461202911908372169070890338032905894719861385949479218232544910967219435303326997676687228690499197071061199669392815237844817408075603819572491892730304957697223569032434302089594878291014575840084140729060928271535405084305391305044941221539679429196315395834791595214846160567899217668510528659089116291786635493167711616538299269318369115607767031306172679475805479259789863830509625307281668676406916674425940477664811947969776730097589249791599143984919903670520799923405179607218704440641710126246550916885513486289468424420146945707984571784325919104246250997366527413469735729242454958073787299523717396277373894130909666085920709035790838104319281400884490878961538072158207549870749228306211369867249106440103847803614424131775482307530647671892346833778435620982176982006278248844862751817674261016132906159004172202507318648406327537874862925713177459095639032314247212412868344887004301971503852486228371135307494323857460551763129442635231912322765360314373992618686691341398542550319941769522423938374951 (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.