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Composite Details

ID: 15253 | 146 digits

19147531560179376815796298358486388301533280727771638692828930552805013244482841489916827423526505700415767402379562908076487930026919899050546651

Composite Information

ID15253
Original Form(41095865020811963611^11-1)/(41095865020811963611-1)
Current Composite 1914753156017937681579629835848638830153328072777163869282893055280501324448284148991682742352650570...
Digit Length146
SNFS Possible No
GNFS Equivalent 141
Priority2
Created2025-10-01 13:26:07.362340
Last Updated2026-03-05 00:45:07.193229
Status Complete

T-Level Progress

Current T-Levelt41.6
Target T-Levelt43.38
Progress
95.9%

Work Summary

Total Attempts9
Total ECM Curves7,852
P-1 Attempts1
Factors Found1

Factors: 350550528426587072478151628264289850071453274913

Factor Group Order Data

Factor Method Group Order Factorization
350550528426587072478151628264289850071453274913 ECM (σ=1,779,155,317) 350550528426587072478150883856050923307080353640 2^3 * 3 * 5 * 7 * 491 * 1733 * 2011 * 8329 * 63317 * 94109 * 1863331 * 10131403 * 260300657

Factorization Attempts by Method

ECM 7,852 curves
P-1 1 attempts
P+1 1 attempts
ECM Statistics:
Total Attempts: 7
Total Curves: 7,852
Factors Found: 1
B1 Range: 11,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
11,000,000 5,500,000,000 3 854 350550528426587072478151628264289850071453274913 KyleAskine-laptop 2026-03-05 00:37
11,000,000 Stage 1 only SUPERSEDED 3 2,560 None KyleAskine-Google-Colab 2026-03-05 00:24
3,000,000 714,667,600 3 1,536 None kruoli-aws-1 2026-02-23 23:55
3,000,000 Stage 1 only SUPERSEDED 3 1,536 None Elysia-Laptop 2026-02-20 05:15
3,000,000 750,000,000 3 2,304 None kruoli-IOS-5 2026-02-18 13:10
3,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-17 18:11
1,000,000 500,000,000 3 2,304 None KyleAskine-OldLaptop 2026-02-13 07:36
1,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-02-11 19:11
250,000 Default 1 498 None VGDominion-MacBookAir 2025-11-18 07:00
50,000 Default 1 250 None VGDominion-MacBookAir 2025-11-18 06:57
11,000 Default 1 106 None VGDominion-MacBookAir 2025-11-18 06:57
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 23:56
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 23:56