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Composite Details

ID: 20819 | 119 digits

64325991891748457694785619134434654951197904444885756558500946607248382571414528178700212185413653539592166409199875299

Composite Information

ID20819
Original Form(561804195960488068221164851^7-1)/(561804195960488068221164851-1)
Current Composite 6432599189174845769478561913443465495119790444488575655850094660724838257141452817870021218541365353...
Digit Length119
SNFS Possible No
GNFS Equivalent 128
Priority3
Created2025-11-02 18:37:03.896599
Last Updated2026-01-12 17:31:22.778746
Status Complete

T-Level Progress

Current T-Levelt36.54
Target T-Levelt36.62
Progress
99.8%

Work Summary

Total Attempts4
Total ECM Curves3,414
P-1 Attempts0
Factors Found2

Factors: 387787618554962011, 1957064485609941709

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
387787618554962011 1,979,549,315 387787618726827144 2^3 * 3 * 7 * 83 * 1871 * 10099 * 1471819
1957064485609941709 2,582,152,967 1957064485123687612 2^2 * 79 * 1049 * 2341 * 8147 * 309559

Factorization Attempts by Method

ECM 3,414 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 4
Total Curves: 3,414
Factors Found: 2
B1 Range: 11,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
50,000 5,000,000 3 10 None KyleAskine-PC_V2 2025-11-12 21:33
11,000,000 Stage 1 only 3 3,072 None KyleAskine-PC_V2 2025-11-02 18:48
50,000 Default 1 232 1957064485609941709 KyleAskine-PC_V2 2025-11-02 18:39
11,000 Default 1 100 387787618554962011 KyleAskine-PC_V2 2025-11-02 18:39
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.