Factor Info

ID 165330
Size 1039 digits / 3450 bits
Status composite
Value 2051800383648737430342669755082797818098722452795917674717216422959855758193459852084044763210223065586107984106481882830699080358101807588825994769075751162325091331779951951909823709317103180468821131080186052738447150536959111599034006687405838819605466101865453122266552229678122023346145304287310250321337870456166395007124882692550662025539756863464785998944301739960557172165081257658108346091473112791944788013321155087903647361165934678089324813448711847582845694251009512919093891327872628432582375550802594361154527740289577595563407627468656484887985350025074762465940816830255547173374996249798818391916004963150587370018536877002675663570704375661560887814230550365836539391237965447338526464273898711411357859109448528896435532693611465881016257479188755679374977132044828518088151322897093283567334759226068039698858325106506717454823231136189558256604079940645160366478575876388498504284045397935489566626868358775334080063477385498404027178977324053322322750068339944166206779163150921478042905761675103946596049112891961

Factorizations

Primary (ID: 163817) 512705972068271235272141 (proven prime)
(ID: 165331) 4001904591381514979598874369755587696182802728826138103638086269294424301907711133442265704994369305185087823343183871603553514448254518803987440584238743112034678497246537434174121650943310538315911727728969120975201259944029541473308278398815334398927056956108005604232184926837717385708935443430814240640107357051370287035787479571226840153655533279089422174979652334795967165517606922286956717701869265226341313917193606138241745749093019730176845485790924930895221540500946185841844048772738743492307099405451593399299502185050714344372862107805171881070751521179656071668308264247912541601092529349379583743364690644827612003708431870254566259614095181878295090118845442232230445242189842585904043668568483355785339809393020599119784106870590290503836585971371808926230250248834569818991559157599834667407097239698223482282228479204030266172956392495695566177652570513653979636957078650436081580195645700195697380595451968753077559082726027346936333558108161234204881795667742513654983545499067671311544597021 (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.