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Composite Details

ID: 20874 | 207 digits

479370635935639460307930875698130466718360929085911599410604879350435367608965044612239564086426723280357978154898494624943338058911207845609244646776415599648462217411548190268213240404476470663682590577101

Composite Information

ID20874
Original Form(124104916513575995581858090471^11-1)/(124104916513575995581858090471-1)
Current Composite 4793706359356394603079308756981304667183609290859115994106048793504353676089650446122395640864267232...
Digit Length207
SNFS Possible Yes
GNFS Equivalent 208
Priority3
Created2025-12-01 13:30:09.704816
Last Updated2025-12-12 16:13:00.137445
Status Active

T-Level Progress

Current T-Levelt40.17
Target T-Levelt63.69
Progress
63.1%

Work Summary

Total Attempts4
Total ECM Curves7,512
P-1 Attempts0
Factors Found5

Factors: 98751329293, 106486735789303, 26147604216381121, 8360478165415707882768163, 16142736335208965840156945308458741743

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
98751329293 3,553,345,566 98751543660 2^2 * 3^4 * 5 * 7 * 11^2 * 79 * 911
106486735789303 3,553,345,568 106486747141944 2^3 * 3 * 13 * 1867 * 3331 * 54881
26147604216381121 3,553,345,562 26147603922289392 2^4 * 3 * 544741748381029
8360478165415707882768163 1,570,492,814 8360478165413121699148184 2^3 * 13 * 31 * 107 * 3863 * 9221 * 779131 * 873251
16142736335208965840156945308458741743 3,821,790,077 16142736335208965843191897898770039360 2^6 * 5 * 7 * 42859 * 87691 * 219311 * 363773 * 2299139 * 10453843

Factorization Attempts by Method

ECM 7,512 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 4
Total Curves: 7,512
Factors Found: 4
B1 Range: 250,000 - 11,000,000
B1 B2 Param Curves Factor Found Client Submitted
3,000,000 Default 1 2,360 8360478165415707882768163 VGDominion-MacBookAir 2025-12-02 12:20
11,000,000 Stage 1 only 3 2,560 16142736335208965840156945308458741743 KyleAskine-Google-Colab 2025-12-01 14:46
1,000,000 Stage 1 only 3 2,560 8360478165415707882768163 KyleAskine-Google-Colab 2025-12-01 13:47
250,000 Stage 1 only 3 32 98751329293... [+2 more] KyleAskine-Google-Colab 2025-12-01 13:35
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.