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Composite Details

ID: 1662 | 150 digits

435947339167195812230525960132068824438749211953258229194566429285030761449137183747088413636260654967458360123938223690670005283346870690912117564207

Composite Information

ID1662
Original Form(921721635786765916831^11-1)/(921721635786765916831-1)
Current Composite 4359473391671958122305259601320688244387492119532582291945664292850307614491371837470884136362606549...
Digit Length150
SNFS Possible No
GNFS Equivalent 150
Priority3
Created2025-10-01 12:56:59.837965
Last Updated2026-01-12 17:36:28.436843
Status Complete

T-Level Progress

Current T-Levelt45.41
Target T-Levelt46.15
Progress
98.4%

Work Summary

Total Attempts3
Total ECM Curves3,929
P-1 Attempts1
Factors Found1

Factors: 296614529573892780198814493929865983544863

Factors with Elliptic Curve Group Order Data

Factor Sigma Group Order Group Order Factorization
296614529573892780198814493929865983544863 458,084,281 296614529573892780198109974622050903629500 2^2 * 5^3 * 13^2 * 773 * 1307 * 2087 * 2677 * 406403 * 10506659 * 145642547887

Factorization Attempts by Method

ECM 3,929 curves
P-1 1 attempts
P+1 0 attempts
ECM Statistics:
Total Attempts: 2
Total Curves: 3,929
Factors Found: 1
B1 Range: 11,000,000 - 110,000,000
B1 B2 Param Curves Factor Found Client Submitted
110,000,000 110,000,000,000 3 857 296614529573892780198814493929865983544863 KyleAskine-PC_V2 2025-12-12 18:14
110,000,000 Stage 1 only SUPERSEDED 3 2,304 None KyleAskine-PC 2025-12-12 14:07
11,000,000 Stage 1 only 3 3,072 None KyleAskine-PC_V2 2025-10-20 15:31
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 03:13
P+1 Statistics:
Total Attempts: 0
Factors Found: 0

No P+1 attempts yet.