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Composite Details

ID: 1576 | 183 digits

236114799534203231660387686893308192996531278346883688172986187046458370830105359015093082108464350873509305259032907900090251939747634137638750028564935267127957763049116883887684431

Composite Information

ID1576
Original Form(15771737294259260850279453309238710070219958973599956663^5-1)/(15771737294259260850279453309238710070219958973599956663-1)
Current Composite 2361147995342032316603876868933081929965312783468836881729861870464583708301053590150930821084643508...
Digit Length183
SNFS Possible No
GNFS Equivalent 175
Priority3
Created2025-10-01 12:56:48.885865
Last Updated2026-01-07 02:24:41.140946
Status Complete

T-Level Progress

Current T-Levelt54.3
Target T-Levelt53.85
Progress
100.8%

Work Summary

Total Attempts7
Total ECM Curves16,933
P-1 Attempts1
Factors Found1

Factors: 221249147886348219881

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
221249147886348219881 855,897,106 221249147866370593348 2^2 * 23 * 80347 * 3539167 * 8457131

Factorization Attempts by Method

ECM 16,933 curves
P-1 1 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 6
Total Curves: 16,933
Factors Found: 1
B1 Range: 3,000,000 - 600,000,000
B1 B2 Param Curves Factor Found Client Submitted
600,000,000 60,000,000,000 3 3,072 None KyleAskine-PC_V2 2025-12-08 10:12
600,000,000 Stage 1 only SUPERSEDED 3 3,072 None KyleAskine-PC_V2 2025-12-08 08:56
400,000,000 40,000,000,000 3 3,072 None KyleAskine-PC_V2 2025-12-08 01:36
400,000,000 Stage 1 only SUPERSEDED 3 3,072 None KyleAskine-PC_V2 2025-12-08 00:33
260,000,000 26,000,000,000 3 3,072 None KyleAskine-PC_V2 2025-12-04 16:37
260,000,000 Stage 1 only SUPERSEDED 3 3,072 None KyleAskine-PC_V2 2025-12-04 15:47
110,000,000 11,000,000,000 3 2,304 None KyleAskine-PC_V2 2025-12-03 18:39
110,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2025-12-03 16:55
3,000,000 Default 1 2,341 None KyleAskine-laptop 2025-11-06 21:17
11,000,000 Stage 1 only 3 3,072 221249147886348219881 KyleAskine-PC_V2 2025-10-26 08:23
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 2025-11-17 20:18
P+1 Statistics:
Total Attempts: 0
Factors Found: 0

No P+1 attempts yet.