10 427 Exponent Status

Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
35037410167	11	35.0	old
135375288960565384473645290205497	33	106.7	2008-10-16 23:57:24
1293090731820650118702798793824103	34	110.0	2010-03-15 05:26:39

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	640 / 640
35	1000000	1566 / 1566
40	3000000	4588 / 4588
45	11000000	1282 / 9201

Estimated T-Level: 40.7 ⓘ

TF below 2^130 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-21	Oliver Kruse	BA58A09282E570E5	3	0	1	3
Verified	2017-10-02	kkmrkkblmbrbk	BA58A09282E570E5	3	0	1	3
Verified	2017-10-12	kkmrkkblmbrbk	BA58A09282E570E5	3	4448	1	3
Unverified	2020-04-17	Oliver Kruse	364227131EEEFA__	3	9184	5	3

P-1 factors

Date	Factor	B1	B2
2022-04-02	175052531472449470137235708456620389809520022606088518159341694191	100000000000	122206074928307376

History

Date	User	Type	Result
2022-04-02	-Anonymous-	F-PM1	Factor: 175052531472449470137235708456620389809520022606088518159341694191 / (P-1, B1=100000000000, B2=122206074928307370)
2021-08-02	ViliamF	NF-PM1	B1=250000000, B2=40250000000
2020-04-17	Oliver Kruse	C-PRP	M10427/35037410167/135375288960565384473645290205497/1293090731820650118702798793824103 : 364227131EEEFA__ PRP without proof (small exponent)
2017-10-12	kkmrkkblmbrbk	C-PRP	M10427/35037410167/135375288960565384473645290205497/1293090731820650118702798793824103 : BA58A09282E570E5 PRP without proof (not generated)
2017-10-02	kkmrkkblmbrbk	C-PRP	M10427/35037410167/135375288960565384473645290205497/1293090731820650118702798793824103 : BA58A09282E570E5 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M10427/35037410167/135375288960565384473645290205497/1293090731820650118702798793824103 : BA58A09282E570E5 PRP without proof (not generated)
2017-09-21	Oliver Kruse	C-PRP	M10427/35037410167/135375288960565384473645290205497/1293090731820650118702798793824103 : BA58A09282E570E5 PRP without proof (not generated)
2016-09-07	kkmrkkblmbrbk	NF-PM1	B1=100000000, B2=10000000000, E=12
2010-03-15	Matthias Wurtinger	F-ECM	Factor: 1293090731820650118702798793824103
2008-10-16	-Anonymous-	F-ECM	Factor: 135375288960565384473645290205497