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Composite Details

ID: 20876 | 327 digits

370908019275615510100248813521579769190318156027295351978014318441717283478033626358143373931946897244055230666339777765659174444001880513312611277456174551348241347034519500295510402321282383327365832979575713546361960340565672616257658427795807421390317617010035231947467910481010665592486732560661283513417843311987087784557

Composite Information

ID20876
Original Form(181809231287468455800615909615266348821^11-1)/(181809231287468455800615909615266348821-1)
Current Composite 3709080192756155101002488135215797691903181560272953519780143184417172834780336263581433739319468972...
Digit Length327
SNFS Possible Yes
GNFS Equivalent 288
Priority3
Created2025-12-01 13:30:12.464994
Last Updated2026-01-05 15:20:00.572561
Status Active

T-Level Progress

Current T-Levelt40.67
Target T-Levelt85.0
Progress
47.8%

Work Summary

Total Attempts3
Total ECM Curves4,242
P-1 Attempts0
Factors Found3

Factors: 23174138263, 1870744056773470925755363621517, 199600512807005335020382389241226244379845427

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
23174138263 180,394,232 23174200148 2^2 * 11 * 17 * 677 * 45763
1870744056773470925755363621517 747,418,674 1870744056773468676466933977228 2^2 * 3^2 * 7 * 491 * 3209 * 78643 * 148913 * 405199 * 992891
199600512807005335020382389241226244379845427 19,177,411 199600512807005335020390996573102220653890820 2^2 * 3 * 5 * 19 * 29 * 31 * 1723 * 5081 * 68023 * 333341 * 1002523 * 3765889 * 259870069

Factorization Attempts by Method

ECM 4,242 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 3
Total Curves: 4,242
Factors Found: 3
B1 Range: 250,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
11,000,000 1,100,000,000 3 1,650 199600512807005335020382389241226244379845427 KyleAskine-PC_V2 2025-12-01 18:44
11,000,000 Stage 1 only SUPERSEDED 3 2,560 None KyleAskine-Google-Colab 2025-12-01 14:34
1,000,000 Stage 1 only 3 2,560 1870744056773470925755363621517 KyleAskine-Google-Colab 2025-12-01 13:45
250,000 Stage 1 only 3 32 23174138263 KyleAskine-Google-Colab 2025-12-01 13:34
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.