mersenneforum.org  

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

Reply
 
Thread Tools
Old 2020-06-01, 15:07   #1552
tha
 
tha's Avatar
 
Dec 2002

11000100012 Posts
Default

P-1 found a factor in stage #2, B1=500000, B2=20000000, E=12.
M15040721 has a factor: 10135277717869225760959 (P-1, B1=500000, B2=20000000, E=12)


32×

31×
11467×
15040721×
15044749
+ 1

74 bits (73.10)
tha is offline   Reply With Quote
Old 2020-06-02, 06:53   #1553
tha
 
tha's Avatar
 
Dec 2002

5×157 Posts
Default

P-1 found a factor in stage #2, B1=500000, B2=20000000, E=12.
M15048053 has a factor: 779549271886429668067009697 (P-1, B1=500000, B2=20000000, E=12)


25×
13×
127×
281×
174893×
15048053×
19952047
+1

90 bit (89.33)

Last fiddled with by tha on 2020-06-02 at 06:56
tha is offline   Reply With Quote
Old 2020-06-02, 18:02   #1554
masser
 
masser's Avatar
 
Jul 2003
wear a mask

5·7·41 Posts
Default

that's a nice one.
masser is online now   Reply With Quote
Old 2020-06-16, 22:51   #1555
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

2·5·7·11 Posts
Default

P-1 found a factor in stage #2, B1=760000, B2=13680000.
UID: Jwb52z/Clay, M99367627 has a factor: 111236745363658693048154513 (P-1, B1=760000, B2=13680000),

86.524 bits.
Jwb52z is offline   Reply With Quote
Old 2020-06-28, 19:43   #1556
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

30216 Posts
Default

P-1 found a factor in stage #2, B1=760000, B2=13680000.
UID: Jwb52z/Clay, M99402031 has a factor: 960298973528588868089863 (P-1, B1=760000, B2=13680000),

79.668 bits.
Jwb52z is offline   Reply With Quote
Old 2020-07-01, 16:36   #1557
masser
 
masser's Avatar
 
Jul 2003
wear a mask

143510 Posts
Default

P-1 found a factor in stage #2, B1=6000000, B2=160000000, E=12.
M14005993 has a factor: 417809407686661544489263 (P-1, B1=6000000, B2=160000000, E=12)

417809 407686 661544 489262 = 2 × 3^2 × 97 × 68813 × 14 005993 × 248 284483
masser is online now   Reply With Quote
Old 2020-07-08, 06:07   #1558
petrw1
1976 Toyota Corona years forever!
 
petrw1's Avatar
 
"Wayne"
Nov 2006
Saskatchewan, Canada

104438 Posts
Default 141.4 bits

Quote:
exponent factor digits bits* k min B1 min B2
40579559
3592039036873131451370283138714871190421073
43
141.366
44259217268392831121825192071639704
2^3 × 3^3 × 11 × 113 × 379 × 2579 × 5857 × 52567 × 596341 × 918555097
596,341
918,555,097
I used B1=1000000, B2=20000000
Result had E=12. Brent Suyama helped, I believe
petrw1 is online now   Reply With Quote
Old 2020-07-08, 13:02   #1559
James Heinrich
 
James Heinrich's Avatar
 
"James Heinrich"
May 2004
ex-Northern Ontario

1011110110102 Posts
Default

Impressive, that's #20 on the all-time biggest P-1 list.
James Heinrich is offline   Reply With Quote
Old 2020-07-08, 14:31   #1560
petrw1
1976 Toyota Corona years forever!
 
petrw1's Avatar
 
"Wayne"
Nov 2006
Saskatchewan, Canada

10001001000112 Posts
Default

Quote:
Originally Posted by James Heinrich View Post
Impressive, that's #20 on the all-time biggest P-1 list.
I also have the 4th. :)
petrw1 is online now   Reply With Quote
Old 2020-07-08, 15:12   #1561
James Heinrich
 
James Heinrich's Avatar
 
"James Heinrich"
May 2004
ex-Northern Ontario

1011110110102 Posts
Default

Quote:
Originally Posted by petrw1 View Post
I also have the 4th. :)
And 35, 36, 81... But I got #117, so there!

Maybe I should extend that page to show beyond 100 so I feel special again...
James Heinrich is offline   Reply With Quote
Old 2020-07-08, 19:33   #1562
Jwb52z
 
Jwb52z's Avatar
 
Sep 2002

77010 Posts
Default

P-1 found a factor in stage #1, B1=760000.
UID: Jwb52z/Clay, M99621787 has a factor: 39763146304338863464275129264073 (P-1, B1=760000),

104.971 bits.
Jwb52z is offline   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 02:31.

Mon Sep 28 02:31:52 UTC 2020 up 17 days, 23:42, 0 users, load averages: 1.56, 1.49, 1.45

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.