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Composite Details

ID: 14281 | 150 digits

779388864270964653987906254833742373556716730381623696456056791577795191179553007843509105914221406442527596059552222313784168698872533068928095043601

Composite Information

ID14281
Original Form(6458872056969391818643^11-1)/(6458872056969391818643-1)
Current Composite 7793888642709646539879062548337423735567167303816236964560567915777951911795530078435091059142214064...
Digit Length150
SNFS Possible Yes
GNFS Equivalent 156
Priority2
Created2025-10-01 13:24:01.788067
Last Updated2026-01-13 11:32:23.694638
Status Active

T-Level Progress

Current T-Levelt35.1
Target T-Levelt46.15
Progress
76.1%

Work Summary

Total Attempts5
Total ECM Curves1,862
P-1 Attempts0
Factors Found2

Factors: 3583553076626511284421313, 10870863884785173622657748083553

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
3583553076626511284421313 2,587,811,453 3583553076623633000444320 2^5 * 5 * 53 * 149 * 599 * 701 * 1297 * 2341 * 2224567
10870863884785173622657748083553 3,890,587,563 10870863884785168914161708904708 2^2 * 3^2 * 7 * 11 * 13 * 139 * 6581 * 52457 * 75869 * 93377 * 887387

Factorization Attempts by Method

ECM 1,862 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 5
Total Curves: 1,862
Factors Found: 2
B1 Range: 11,000 - 1,000,000
B1 B2 Param Curves Factor Found Client Submitted
1,000,000 Default 1 1,031 None VGDominion-MacBookAir 2025-11-29 01:24
250,000 Default 1 40 None VGDominion-MacBookAir 2025-11-20 03:43
250,000 Default 1 449 10870863884785173622657748083553 VGDominion-MacBookAir 2025-11-19 19:06
50,000 Default 1 236 3583553076626511284421313 VGDominion-MacBookAir 2025-11-19 19:05
11,000 Default 1 106 None VGDominion-MacBookAir 2025-11-19 19:05
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.