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Composite Details

ID: 13864 | 172 digits

3828720421802936826137553999423392227324681032280703786733887258648463062884403166707373802414406727424089252110334695667103602906921054896192173618737135060999628337119403

Composite Information

ID13864
Original Form(2039919889073942009773^13-1)/(2039919889073942009773-1)
Current Composite 3828720421802936826137553999423392227324681032280703786733887258648463062884403166707373802414406727...
Digit Length172
SNFS Possible No
GNFS Equivalent 176
Priority2
Created2025-10-01 13:23:08.154095
Last Updated2026-01-13 10:31:58.028063
Status Complete

T-Level Progress

Current T-Levelt37.11
Target T-Levelt52.92
Progress
70.1%

Work Summary

Total Attempts1
Total ECM Curves180
P-1 Attempts0
Factors Found1

Factors: 20615471308505142904200590507467815831461

Factorization Attempts by Method

ECM 180 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 1
Total Curves: 180
Factors Found: 1
B1 Range: 11,000,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
11,000,000 1,100,000,000 3 180 20615471308505142904200590507467815831461 KyleAskine-PC 2025-11-29 05:02
11,000,000 Stage 1 only SUPERSEDED 3 2,560 None KyleAskine-Google-Colab 2025-11-29 01:58
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.