mersenneforum.org  

Go Back   mersenneforum.org > Factoring Projects > Lone Mersenne Hunters

Reply
 
Thread Tools
Old 2020-02-11, 14:28   #1541
James Heinrich
 
James Heinrich's Avatar
 
"James Heinrich"
May 2004
ex-Northern Ontario

2·37·41 Posts
Default

Quote:
Originally Posted by LaurV View Post
These seem like small P-1 hits. Were they missed?
Both factors are outside the 3-4 previous P-1 bounds for each exponent:
https://www.mersenne.ca/exponent/5675981
https://www.mersenne.ca/exponent/5676563
(note: the data for the P-1 that did find these factors won't appear on my site until after midnight UTC, in ~12 hours, so you're currently only seeing the P-1s that didn't find the factor)
James Heinrich is offline   Reply With Quote
Old 2020-02-19, 18:12   #1542
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

2·5·7·11 Posts
Default

P-1 found a factor in stage #2, B1=735000, B2=13230000.
UID: Jwb52z/Clay, M96368791 has a factor: 2926504435995523506078247 (P-1, B1=735000, B2=13230000)

81.275 bits.
Jwb52z is offline   Reply With Quote
Old 2020-02-20, 21:12   #1543
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

2·5·7·11 Posts
Default

P-1 found a factor in stage #2, B1=735000, B2=13230000.
UID: Jwb52z/Clay, M96418117 has a factor: 725730092857843730561503 (P-1, B1=735000, B2=13230000)

79.264 bits.
Jwb52z is offline   Reply With Quote
Old 2020-02-22, 02:22   #1544
Dylan14
 
Dylan14's Avatar
 
"Dylan"
Mar 2017

20216 Posts
Default

A nice find with P-1 stage 1 on a 8M Mersenne:

Code:
P-1 found a factor in stage #1, B1=240000.
UID: Dylan14/laptop-i78750, M8362931 has a factor: 249176169757007063770688569 (P-1, B1=240000)
87.687 bits
Dylan14 is offline   Reply With Quote
Old 2020-03-21, 01:00   #1545
Maciej Kmieciak
 
Nov 2018
Poland

2×7 Posts
Default

M97408327 / 1527528764305335771693072611713 (P-1, B1=760000, B2=14820000, E=12)

A nice size of 100.269 bits
Maciej Kmieciak is offline   Reply With Quote
Old 2020-03-23, 05:27   #1546
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

77010 Posts
Default

P-1 found a factor in stage #2, B1=745000, B2=13410000.
UID: Jwb52z/Clay, M97561063 has a factor: 23221054947100904854335911 (P-1, B1=745000, B2=13410000),

84.264 bits.
Jwb52z is offline   Reply With Quote
Old 2020-03-28, 19:52   #1547
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

11000000102 Posts
Default

P-1 found a factor in stage #2, B1=745000, B2=13410000.
UID: Jwb52z/Clay, M97686661 has a factor: 1285546011136469252128903201 (P-1, B1=745000, B2=13410000),

90.054 bits.
Jwb52z is offline   Reply With Quote
Old 2020-03-29, 02:31   #1548
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

2×5×7×11 Posts
Default

P-1 found a factor in stage #1, B1=745000.
UID: Jwb52z/Clay, M97694633 has a factor: 1155835127550830735937122641 (P-1, B1=745000),

89.901 bits.
Jwb52z is offline   Reply With Quote
Old 2020-03-30, 03:35   #1549
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

14028 Posts
Default

P-1 found a factor in stage #1, B1=750000.
UID: Jwb52z/Clay, M97703429 has a factor: 4342095128232239235633241 (P-1, B1=750000),

81.845 bits.
Jwb52z is offline   Reply With Quote
Old 2020-04-30, 02:11   #1550
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

2·5·7·11 Posts
Default

P-1 found a factor in stage #2, B1=700000, B2=11900000.
UID: Jwb52z/Clay, M97952927 has a factor: 3539363147625806385904417 (P-1, B1=700000, B2=11900000),

81.550 bits.
Jwb52z is offline   Reply With Quote
Old 2020-05-01, 04:16   #1551
masser
 
masser's Avatar
 
Jul 2003
wear a mask

5×7×41 Posts
Default

ECM found a factor in curve #2, stage #2
Sigma=6529679877461107, B1=50000, B2=5000000.
M14001437 has a factor: 3529669213575415060009 (ECM curve 2, B1=50000, B2=5000000)
masser is online now   Reply With Quote
Reply

Thread Tools


Similar Threads
Thread Thread Starter Forum Replies Last Post
Turn off GCC sse-using optimizations? ewmayer Programming 3 2016-09-30 07:15
AMD goes inane jasong jasong 18 2013-11-15 22:54
When I run PRIME95, my computer threatens to turn off Rafael Information & Answers 12 2012-01-02 19:38
A fond farewell rogue Lounge 10 2008-11-21 05:25
turn off your integrated Snd card in CMOS nngs Hardware 0 2005-05-20 01:31

All times are UTC. The time now is 02:33.

Mon Sep 28 02:33:24 UTC 2020 up 17 days, 23:44, 0 users, load averages: 1.54, 1.55, 1.48

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.