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Composite Details

ID: 17838 | 122 digits

35485613626408504678296829844517114680385953947899256522872757027664334283370282185162278230257684112974562901268796466547

Composite Information

ID17838
Original Form(1266110590194847^13-1)/(1266110590194847-1)
Current Composite 3548561362640850467829682984451711468038595394789925652287275702766433428337028218516227823025768411...
Digit Length122
SNFS Possible Yes
GNFS Equivalent 137
Priority2
Created2025-10-01 13:31:38.735709
Last Updated2026-02-21 03:01:35.581119
Status Active

T-Level Progress

Current T-Levelt41.71
Target T-Levelt37.54
Progress
111.1%

Work Summary

Total Attempts9
Total ECM Curves8,809
P-1 Attempts1
Factors Found1

Factors: 258960296155711159857619013244344243591

Factor Group Order Data

Factor Method Group Order Factorization
258960296155711159857619013244344243591 ECM (σ=3,967,624,910) 258960296155711159863136080799414060752 2^4 * 3^3 * 13^2 * 19 * 23 * 2711 * 103099 * 2589577 * 9237517 * 1213984787

Factorization Attempts by Method

ECM 8,809 curves
P-1 1 attempts
P+1 1 attempts
ECM Statistics:
Total Attempts: 7
Total Curves: 8,809
Factors Found: 1
B1 Range: 11,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
11,000,000 2,861,203,810 3 1,043 258960296155711159857619013244344243591 kruoli-5950X 2026-02-21 03:01
11,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-18 19:44
3,000,000 714,667,600 3 2,304 None kruoli-5950X 2026-02-18 01:58
3,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-17 07:18
3,000,000 300,000,000 3 2,304 None kruoli-5950X 2026-02-13 20:58
3,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-12 00:36
1,000,000 500,000,000 3 2,304 None KyleAskine-laptop 2026-02-12 00:30
1,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-11 10:56
250,000 Default 1 498 None VGDominion-MacBookAir 2025-11-17 22:50
50,000 Default 1 250 None VGDominion-MacBookAir 2025-11-17 22:48
11,000 Default 1 106 None VGDominion-MacBookAir 2025-11-17 22:48
P-1 Statistics:
Total Attempts: 1
Total Curves: 1
Factors Found: 0
B1 Range: 43,000,000 - 43,000,000
B1 B2 Curves Factor Found Client Submitted
43,000,000 Default 1 None KyleAskine-PC_V2 2026-02-06 14:22
P+1 Statistics:
Total Attempts: 1
Total Curves: 3
Factors Found: 0
B1 Range: 43,000,000 - 43,000,000
B1 B2 Curves Factor Found Client Submitted
43,000,000 Default 3 None KyleAskine-PC_V2 2026-02-06 14:22