Factor Info

ID 155698
Size 621 digits / 2063 bits
Status composite
Value 647582225487954760070462420817064457693824141727778550189986209681679993935297745618630689868150917987617263594349402499067307054507675950039263100412001273889134658540215691996593583342906515654724707045154568992420985551084519426514956807938289115677439970536439904791036468972226077625726159614417028843990010711969631499723008666741057394743999059944901370421809717168745405961343077569082082984822743524966759569461496498651221212472324186415989921577711023251853421552654932757718705229123192270079726647595718336845452594612038207138691628718923927779370802652162396197767786480993145868724993266087135396355036201

Factorizations

Primary (ID: 154595) 9240957640390889951861 (proven prime)
(ID: 155699) 70077393565518195695689030574547357748445816691961788881839137589641245063183421730696605405543841514097463063620193351439990379068092541947311995756440169621809014628923252124393238593152871181997247404827377910641900163561279165431919496239463754161259050327590400704112964742566405740260312135465094650487893130651187611516792252896073106749606884402038101020580249309585942149003471696101810617585693288742718361793350298811188764689555339705929609502091029636764629818073712357407190389197232029739199060440289551605957949431730544005018532264030472447904333855940495827928709513912848243235941 (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.