1 103 339 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
54182545264369910035224471713042843951	38	125.3	2014-12-14 11:07:03

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	100 / 640

Estimated T-Level: 25.8 ⓘ

TF below 2^81 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)		David Slowinski	1A76	0
Verified (Factored)		shelley giles	79B9D05DAC297A76	0
Verified (Factored)	2002-04-14	S57483	79B9D05DAC297A76	376502

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2017-09-29	Oliver Kruse	480EFD74B1869B51	1	0	1	3
Verified	2017-10-16	Oliver Kruse	480EFD74B1869B51	1	306360	1	3
Verified	2018-01-01	ATH	480EFD74B1869B51	1	803542	1	3

P-1 factors

Date	Factor	B1	B2
2014-12-14	54182545264369910035224471713042843951	13921800	612558600

History

Date	User	Type	Result
2022-04-12	LordJulius	NF	no factor from 2^63 to 2^64
2022-04-12	LordJulius	NF	no factor from 2^62 to 2^63
2022-04-12	LordJulius	NF	no factor from 2^61 to 2^62
2022-04-12	LordJulius	NF	no factor from 2^1 to 2^61
2022-03-07	LordJulius	NF	no factor from 2^57 to 2^60
2022-03-07	firejuggler	NF	no factor from 2^57 to 2^60
2018-01-01	ATH	C-PRP	M1103339/54182545264369910035224471713042843951 : 480EFD74B1869B51 PRP: Verified PRP without proof (not generated)
2017-10-16	Oliver Kruse	C-PRP	M1103339/54182545264369910035224471713042843951 : 480EFD74B1869B51 PRP: Verified PRP without proof (not generated)
2017-09-29	Oliver Kruse	C-PRP	M1103339/54182545264369910035224471713042843951 : 480EFD74B1869B51 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=300000, B2=10000000, E=12
2014-12-14	mikr	F-PM1	Factor: 54182545264369910035224471713042843951 / (P-1, B1=13921800, B2=612558600, E=12)
2012-10-07	dbaugh	NF	no factor from 2^62 to 2^63
2012-09-24	kurly	NF-PM1	B1=500000, B2=10000000, E=12
2011-05-09	Xyzzy	NF	no factor from 2^61 to 2^62
2009-02-15	Sturle Sunde	NF	no factor from 2^60 to 2^61