Factor Info

ID 131188
Size 840 digits / 2788 bits
Status composite
Value 141781405207729694622430663329746969923739798498076894024687025662530725791670985295763240111327414175966025849818853934844537980946927650309090220686175285600008805620151254085417746508401325151803939702216383417686827097099039488783434436773882262283440441580117293919948764933123465035105564264697298863490038524085880137731727330804507482687920378931379861143552279194289485012005660724294353379784214203121146650711853099115924748992616731498641289637492474087183203155945760421163119169994088143659804126605546231910235598881777022292607555231706020511324494462084345006685235739896440799824940135874450247560513749167033209248031215931267483359095579474168791972344641628123365436916329210140821608843297110928330967987383120162516066435465074002483391625486955654636227238930526179236353117063001106319108998256101671869048608471999

Factorizations

Primary (ID: 1086) 905674234408506526265097390431 (proven prime)
(ID: 131189) 156547906323432905805920512850878392320725062711777840866363519052834845766384091362443906007925644906644021078970409681511915092476966954807471311270723642663394452060668916929130544579247859904403153447822871995133992394708072998889186503922941610974016611414212239080262915249735141912014099135798226515203157789315788155291946526521035551956677253278184654695794402502851080087717649090490041380902675003539144066936695947444368660353833835636564486005046046612872512411674302130927662705030554750568319249837820879206032244032400414952979893642059191224425277617981642305995472479589119313375888926666548061351431548794744251668734305443420382278382944596717530904796983856581309891935096554196152919035494223929706771520078150420291611000786889216071221806596367018992974085883348689970535982792685914529 (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.