Factor Info

ID 137468
Size 644 digits / 2138 bits
Status composite
Value 20442974397835933159433841658735812412616885144479054124338095576418784838090492852495857007325268196432526648954233461938806056035306337748356985827852278610727453953678018277280704609662694641119064040060727937701589965964448728795604719078942696112853361592074406005322914084777733179267081351485794472315383499753386852937690315306855242037717133420202776329977427702944473353568228537329838230361824042437665548827285308165950144302107226440540964147136459638817606795185864540168141479280802604458515214924407759695306621685177625052173831558886351335078324754838103267428839260650609024113752651171000037237699605999257507182675144750369

Factorizations

Primary (ID: 171465) 3238594121718623257964704701108025014045019703 (proven prime)
(ID: 172357) 6312298988237361867075222630523203490371519750299599329175191680404541250593669120723809274606972609207678879049118093692584378489485985091454185031742871564707453985625481140786667359911069833609636107388899326185252562682903743308937365944107118216235502243792347059133389302095842304628512845173904367474430116570700972236294396633071929910451459601994293084290745352209809358814470178842736791300976354115029765468697472978528507092766278747755593780045771127970531906201366779755580854237021385200731828189876167264711315005438032972098127477695702179230535205013273197777619374137478987672423 (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.