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Composite Details

ID: 85853 | 156 digits

681551960648719149272510482720865225746858346834854098949925288497113520294530387342086712199216553093355679681906037688519267988521076182971970859330668391

Composite Information

ID85853
Original Form(413377035102752750089085687465303632799316996475755247048921841197134420894397939384908646788268978963809562823878642881417373^3-1)/(413377035102752750089085687465303632799316996475755247048921841197134420894397939384908646788268978963809562823878642881417373-1)
Current Composite 6815519606487191492725104827208652257468583468348540989499252884971135202945303873420867121992165530...
Digit Length156
SNFS Possible No
GNFS Equivalent N/A
Priority2
Created2025-12-11 23:15:17.420190
Last Updated2026-01-17 16:40:54.216129
Status Active

T-Level Progress

Current T-Levelt36.62
Target T-Levelt48.0
Progress
76.3%

Work Summary

Total Attempts1
Total ECM Curves2,560
P-1 Attempts0
Factors Found0

Factorization Attempts by Method

ECM 2,560 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 1
Total Curves: 2,560
Factors Found: 0
B1 Range: 1,500,000 - 1,500,000
B1 B2 Param Curves Factor Found Client Submitted
1,500,000 150,000,000 3 2,560 None KyleAskine-OldLaptop 2026-01-17 16:40
1,500,000 Stage 1 only SUPERSEDED 3 2,560 None beepthebee-Google-Colab 2026-01-17 03:12
P-1 Statistics:
Total Attempts: 0
Factors Found: 0

No P-1 attempts yet.

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

No P+1 attempts yet.