Found a factor? Post it here. - Page 197

sweety439 · 2022-06-20, 04:39

Quote:

Originally Posted by linament

I didn't think I was ever going to get a P-1 factor that I thought was worthy of posting here; but, today (PDT), I found 8879293 has a composite factor, 1952505446389508559973390809501412786062062585404808923663962210457688947228452593 (270.042 bits):
50994862427838411172711063748653752754 (128.584 bits) and 3828827755251720703479206898096918957995351 (141.458 bits)
Also found today, but slightly less impressive, I found 8859827 has a composite factor, 3564553875788467188403061203234448263673576104207 (164.608 bits):
39185475778814976961751 (75.053 bits) and 909662012504027897396320321 (89.565 bits)
My first ever double composite in a single day.

Your factors are completely wrong.

509948624278384111727110637486537527543 instead of 50994862427838411172711063748653752754

35645538757884671884030612032344482636735761042071 instead of 3564553875788467188403061203234448263673576104207

masser · 2022-06-20, 05:05

Quote:

Originally Posted by linament

I didn't think I was ever going to get a P-1 factor that I thought was worthy of posting here; but, today (PDT), I found 8879293 has a composite factor, 1952505446389508559973390809501412786062062585404808923663962210457688947228452593 (270.042 bits):
50994862427838411172711063748653752754 (128.584 bits) and 3828827755251720703479206898096918957995351 (141.458 bits)
Also found today, but slightly less impressive, I found 8859827 has a composite factor, 3564553875788467188403061203234448263673576104207 (164.608 bits):
39185475778814976961751 (75.053 bits) and 909662012504027897396320321 (89.565 bits)
My first ever double composite in a single day.

- the larger factor is 43rd on the all time p-1 Mersenne factor list!

tha · 2022-06-20, 15:16

Find of the day: 9491897

145.7 bits, personal record.

James Heinrich · 2022-06-20, 15:54

Quote:

Originally Posted by tha

Find of the day: 9491897 145.7 bits, personal record.

Impressive!

tha · 2022-06-20, 22:31

Quote:

Originally Posted by tha

Find of the day: 9491897

145.7 bits, personal record.

And a 127.6 bits find within 24 hours thereafter: 9493151

masser · 2022-06-21, 23:55

An absolute unit:

James Heinrich · 2022-06-22, 00:20

Quote:

Originally Posted by masser

An absolute unit:

M27506879 has a 230.239-bit (70-digit) composite (P22+P23+P26) factor: 2036174125816121071359980479118739320526578640539327308453173168258209 (P-1,B1=285000,B2=34496700)
Exponent had 3 previously-known factors, now it has 3 more for a total of 6.

Jwb52z · 2022-07-01, 21:49

P-1 found a factor in stage #2, B1=495000, B2=14113000.
UID: Jwb52z/Clay, M115819853 has a factor: 389465490663842528068121 (P-1, B1=495000, B2=14113000)

78.366 bits.

Jwb52z · 2022-07-02, 05:55

P-1 found a factor in stage #2, B1=490000, B2=13984000.
UID: Jwb52z/Clay, M114758353 has a factor: 3328576113941665489451567 (P-1, B1=490000, B2=13984000)

81.461 bits.

Jwb52z · 2022-07-14, 23:39

P-1 found a factor in stage #1, B1=495000.
UID: Jwb52z/Clay, M115896083 has a factor: 57722400286012225410987976001 (P-1, B1=495000)

95.543 bits.

Jwb52z · 2022-07-19, 23:44

P-1 found a factor in stage #1, B1=495000.
UID: Jwb52z/Clay, M115932499 has a factor: 31496057732563307067135799 (P-1, B1=495000)\

84.703 bits.

2022-06-20, 15:16	#2159
tha Dec 2002 1543₈ Posts	Find of the day: 9491897 145.7 bits, personal record. Last fiddled with by tha on 2022-06-20 at 15:17

2022-06-21, 23:55	#2162
masser Jul 2003 Behind BB 7B4₁₆ Posts	An absolute unit: Attached Thumbnails

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
Glue Factory	Andrew Usher	Lounge	18	2023-01-05 13:23
Nearby prime to factory 2048 bit	stanneraustin	Homework Help	0	2022-10-04 15:17
Factorization factory	Branger	Factoring	15	2019-09-05 15:03
How often do you report ?	Axel Fox	Lone Mersenne Hunters	19	2003-10-19 07:40
Bug report	remaker	Software	4	2002-10-17 08:18

2022-07-01, 21:49	#2164
Jwb52z Sep 2002 1101001110₂ Posts	P-1 found a factor in stage #2, B1=495000, B2=14113000. UID: Jwb52z/Clay, M115819853 has a factor: 389465490663842528068121 (P-1, B1=495000, B2=14113000) 78.366 bits.

2022-07-02, 05:55	#2165
Jwb52z Sep 2002 2×3²×47 Posts	P-1 found a factor in stage #2, B1=490000, B2=13984000. UID: Jwb52z/Clay, M114758353 has a factor: 3328576113941665489451567 (P-1, B1=490000, B2=13984000) 81.461 bits.

2022-07-14, 23:39	#2166
Jwb52z Sep 2002 2×3²×47 Posts	P-1 found a factor in stage #1, B1=495000. UID: Jwb52z/Clay, M115896083 has a factor: 57722400286012225410987976001 (P-1, B1=495000) 95.543 bits.

2022-07-19, 23:44	#2167
Jwb52z Sep 2002 2·3²·47 Posts	P-1 found a factor in stage #1, B1=495000. UID: Jwb52z/Clay, M115932499 has a factor: 31496057732563307067135799 (P-1, B1=495000)\ 84.703 bits.