Factor Info

ID 151261
Size 881 digits / 2925 bits
Status composite
Value 23021505840753678405066336241040049294972762337449428327101185313343386902753935124688851266968026333580719505091778678905977978491678734102003561054231039102250211230653768301468451161828339711780625090417722485015208106629656961903438086408811575261866381340655237085275555093236624277127379473328384686267326720537991464486729866170623499868930257600645156645140758357919237696720124651820095708585875591751316524271749458703143026364617971252436598832313655217802978856904418749683639363730211468421447702606419561406025096024351320782932741958095937457999076807504330805213402270776100465300426279363921082554828054302566392296466598567066120386782526593282577917844289388999078301125525470340233119271914557498930869600366416022993938899264192839193288840632853690646124611313373483231998276693655066189967268999344305662629368330928261635066096757372104309093012038206541127

Factorizations

Primary (ID: 183926) 1191945658615536884710436418858119264239 (proven prime)
(ID: 185406) 19314224330909103349256911770663179066651066477634221438264904613171681900831363464681601427801001038376290931755281133087273700900470767805277054271126770424532784214220312142284681687514566556245237378801396172220202267926021637572452954586371383826353350605089492748890867064504405410194722758254925454721835134062843597656746381684281503079525108407800550701805660601002972037648436975164583300108422377180464117264289180869076208520940485104539527534634698347834516440903858682744937012603084779862671031752230776355476755090194419860385991255829355769060665467402290017510281754214191919367886753654274818492996450255973141046501283459288456224966416319968972524362438105195538802731050628056018187736240638727949709581910337206076092025543146073202742249315833840088239512221505228670379628557001426856769902421549848872324793260337193 (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.