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Composite Details

ID: 81 | 2343 digits

716793583023923790761772407897249266628274119075140126080763417968652567652094461829943462523990149625821261044997336918827902618828767908857724607695240941937931237520712702242141127498448071528298228606775068529202276075373260971758047173707922630965567786213523490213061335704381012646750524866483680824712516695308396706231810842945834385200199667196032830262865581701686945376281965991085938765589963339771698497246165984175554651314169775011538018296495406712065836741786846442904269958088381529684244235311858980262229216200870104266586126971820396357109383572186423300280495457619415782673301973789953755710482740592740226783544253378211549938158126910910581644764360161317909373624701491258524407690094056616987041738974433260079440970232898834223082940694050566815148803120900409433404076334768628296114773757255893155762820571354667918527040677099146031613382162562194080883669632390237399714596742195780816702498003019879932570011717933287564633964116657948040506262997547896324750665861711659384620541323574748702820730226844671895046138951968470873299300886817201087001589384405577550557777448094155379565277207112505046909933059306863267813817577171967738760135343781091187287605782072940843390851605931642047174622729483643343653668356527911513220184669358951779199225013656639648760578885096824299912153810323533474430841358950983085004656013908694231451565841346011289609798682170371066296016445578962101522001498356041420727069827748746406085363122809352361777978122922247030455050824063793852031337509542879375893877187063082182974753161576143417149437570212866419163560437557348063069361630058515983305790855579826934469281966226823528602453050589659962129040004644994134326269501297492685587764045426301066050196350618227181332225875081673339855341031494211893665281378251260298281450932444922478964848211303769086315087943176626600954237556386736237873037913897695750563877094369926042496497988724098468618538601447226319268890972793131550415672126548836104665060691694173079900078544317764320809753978894863508953463820356501504086567342231230798522279951645157043909385592649917806280536250776515356468635674415635492337826827075855929285486010473879739104683800988299743470270583406165738460856131960351135080474131614766633559797445612524254560258514651406121611617257598463505443545417684623932116453765467399274603

Composite Information

ID81
Original Form(4278974700169792923923889792634569434116549316965549251542726649682614347849852111290804821075196631754047586576092877956649153536182403228700852211^17-1)/(4278974700169792923923889792634569434116549316965549251542726649682614347849852111290804821075196631754047586576092877956649153536182403228700852211-1)
Current Composite 7167935830239237907617724078972492666282741190751401260807634179686525676520944618299434625239901496...
Digit Length2343
SNFS Possible No
GNFS Equivalent N/A
Priority3
Created2025-10-01 12:53:33.365475
Last Updated2026-03-05 18:14:07.121481
Status Active

T-Level Progress

Current T-Levelt33.13
Target T-Levelt85.0
Progress
39.0%

Work Summary

Total Attempts4
Total ECM Curves3,691
P-1 Attempts0
Factors Found0

Factorization Attempts by Method

ECM 3,691 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 4
Total Curves: 3,691
Factors Found: 0
B1 Range: 11,000 - 250,000
B1 B2 Param Curves Factor Found Client Submitted
250,000 42,901,960 3 3,072 None kruoli-och 2026-03-05 18:14
250,000 Stage 1 only SUPERSEDED 3 3,072 None KyleAskine-PC_V2 2026-03-05 16:10
50,000 20,318,772 1 256 None kruoli-och 2026-03-04 15:05
50,000 Stage 1 only 1 256 None kruoli-och 2026-03-01 22:53
11,000 Default 1 107 None kruoli-IOS-5 2026-02-27 12:53
P-1 Statistics:
Total Attempts: 0
Total Curves: 0
Factors Found: 0

No P-1 attempts yet.

P+1 Statistics:
Total Attempts: 0
Total Curves: 0
Factors Found: 0

No P+1 attempts yet.