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Composite Details

ID: 1527 | 209 digits

87601786310917911339389981401667290268465909682638407633931476711084640394109901253452417841305327963010686771442203116640049102670550598329269061588481321060187655229991865830472577750062021674484755819888801

Composite Information

ID1527
Original Form(8483874712981268595271^11-1)/(8483874712981268595271-1)
Current Composite 8760178631091791133938998140166729026846590968263840763393147671108464039410990125345241784130532796...
Digit Length209
SNFS Possible Yes
GNFS Equivalent 153
Priority3
Created2025-10-01 12:56:42.574416
Last Updated2026-01-12 17:56:32.407197
Status Active

T-Level Progress

Current T-Levelt49.62
Target T-Levelt47.08
Progress
105.4%

Work Summary

Total Attempts3
Total ECM Curves5,376
P-1 Attempts1
Factors Found0

Factorization Attempts by Method

ECM 5,376 curves
P-1 1 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 2
Total Curves: 5,376
Factors Found: 0
B1 Range: 11,000,000 - 260,000,000
B1 B2 Param Curves Factor Found Client Submitted
260,000,000 130,000,000,000 3 2,304 None KyleAskine-PC_V2 2026-01-06 23:04
260,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2026-01-05 16:14
11,000,000 1,000,000,000 3 3,072 None KyleAskine-PC_V2 2025-10-22 13:01
P-1 Statistics:
Total Attempts: 1
Factors Found: 0
B1 Range: 2,900,000,000 - 2,900,000,000
B1 B2 Factor Found Client Submitted
2,900,000,000 1,000,000,000,000,000 None KyleAskine-PC_V2 2025-11-16 09:18
P+1 Statistics:
Total Attempts: 0
Factors Found: 0

No P+1 attempts yet.