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Composite Details

ID: 8534 | 311 digits

38781708283539922140127468854090044296295063941862554176108583723838125372410546714612700869746932296564913540292255558425838313342128038501997588981179018510913468377606526632797248554835964026310985490555664324734937302389873445491377474339836759451172683363969118564255792061240234455661951578017075252982069

Composite Information

ID8534
Original Form(1520986644587248920205351^17-1)/(1520986644587248920205351-1)
Current Composite 3878170828353992214012746885409004429629506394186255417610858372383812537241054671461270086974693229...
Digit Length311
SNFS Possible Yes
GNFS Equivalent 255
Priority2
Created2025-10-01 13:11:44.318169
Last Updated2026-03-05 18:02:29.250375
Status Active

T-Level Progress

Current T-Levelt34.37
Target T-Levelt78.46
Progress
43.8%

Work Summary

Total Attempts1
Total ECM Curves768
P-1 Attempts0
Factors Found1

Factors: 3881074202725819742408493467141623213

Factor Group Order Data

Factor Method Group Order Factorization
3881074202725819742408493467141623213 ECM (σ=3,100,435,260) 3881074202725819741974216503856332796 2^2 * 3 * 359 * 617 * 1049 * 1063 * 34847 * 750983 * 990397 * 50521649

Factorization Attempts by Method

ECM 768 curves
P-1 0 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 1
Total Curves: 768
Factors Found: 1
B1 Range: 1,000,000 - 1,000,000
B1 B2 Param Curves Factor Found Client Submitted
1,000,000 1,045,563,762 1 768 3881074202725819742408493467141623213 kruoli-och 2026-03-05 18:02
P-1 Statistics:
Total Attempts: 0
Total Curves: 0
Factors Found: 0

No P-1 attempts yet.

P+1 Statistics:
Total Attempts: 0
Total Curves: 0
Factors Found: 0

No P+1 attempts yet.