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Composite Details

ID: 1553 | 206 digits

91841359123677462970677322308348057203822873304049851293790207821619683722853394847798887401536731327269373331811940628862440303513752764612945276179767571534922940787668014038256800560703132161679334641637

Composite Information

ID1553
Original Form(43223119586783133535691564757568477^7-1)/(43223119586783133535691564757568477-1)
Current Composite 9184135912367746297067732230834805720382287330404985129379020782161968372285339484779888740153673132...
Digit Length206
SNFS Possible Yes
GNFS Equivalent 151
Priority3
Created2025-10-01 12:56:45.948187
Last Updated2026-01-12 17:55:10.602369
Status Active

T-Level Progress

Current T-Levelt47.1
Target T-Levelt46.46
Progress
101.4%

Work Summary

Total Attempts9
Total ECM Curves24,576
P-1 Attempts1
Factors Found0

Factorization Attempts by Method

ECM 24,576 curves
P-1 1 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 8
Total Curves: 24,576
Factors Found: 0
B1 Range: 3,000,000 - 43,000,000
B1 B2 Param Curves Factor Found Client Submitted
43,000,000 4,300,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-07 00:52
11,000,000 1,100,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-07 00:27
11,000,000 1,100,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-07 00:19
11,000,000 1,100,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-07 00:12
11,000,000 1,100,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-07 00:04
3,000,000 300,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-06 23:55
3,000,000 300,000,000 3 3,072 None KyleAskine-PC_V2 2026-01-06 23:52
11,000,000 Stage 1 only 3 3,072 None KyleAskine-PC_V2 2025-10-20 16:35
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 03:39
P+1 Statistics:
Total Attempts: 0
Factors Found: 0

No P+1 attempts yet.