Factor Info

ID 191016
Size 813 digits / 2701 bits
Status composite
Value 815243923430283631218957314803529868892710507856693806328208045632696017419838681678545346993203606197369271047624854275775666089975374489825352450368892494952051332169548257894747409100642493171167896071213415997656911284611685949831592460103655559903679623942142999878544233212150802186001621021293295669640054314197445496958622721249420710522786999858504254305221910768844595228729906106812059732657078499201867088476952489008658451607739460950719122962360650858295752852128265413365267277135232619277552886109272010780371289614964367208942388771529726025581172290439966460673941313578178310100344215026573816317562894284337339594692274829529380882516612946431421794743444785954847741852829420056035277456212827073780480094734463879546898090699816427150394684014878585646987993681894545723460060249522955533691

Factorizations

Primary (ID: 188760) 81382530347065881922481062710103556578538876467 (proven prime)
(ID: 191017) 10017431504692406729611879590203585564622878025778301302152974260196282787684075232673223301645090815012904582545105617966948729273891935535946472281351472629654960713892089998403620982218787014716966802430939862297725632251648911031747716687576094420601968675814766301362451894530957211187734772261839039698752952015590396506049269135515022750151500885922544134856293528757965166581824265031116757592163477380937462973554969014617083985909311480608997269036215555184208791085307283494021653872779339557341987178838562349999348692977469176238563686471109729909586210171253140628852399207270034421297831237964866212848602772891672529039173132339098521368142888924715689932760669518178591481987027043683102590893153493612478238694895410955119920767781555592134849534873 (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.