2 039 927 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
41014611493594712927	20	65.2	2018-06-28 12:15:51
114518830856252593601	21	66.6	2008-12-04 01:48:06

ECM

Digits	B1	Curves
25	50000	280 / 280
30	250000	130 / 640

Estimated T-Level: 26.0 ⓘ

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

Status	Date	User	Residue	Shift
Verified (Factored)		Johan Viljoen	F96706B506EBBEC2	0
Verified (Factored)	1999-02-07	Tom Mossberg	F96706B506EBBEC2	85296

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified (Factored)	2017-10-06	Oliver Kruse	37EBEB2AE19EDE41	1	0	1	3
Verified (Factored)	2017-11-14	kkmrkkblmbrbk	37EBEB2AE19EDE41	1	642260	1	3
Verified	2018-06-28	_p95holder_	27558BE9DB1B487C	2	42259	5	3
Verified	2018-06-29	kkmrkkblmbrbk	27558BE9DB1B487C	2	37434	5	3

History

Date	User	Type	Result
2022-03-09	LordJulius	NF	no factor from 2^64 to 2^65
2022-03-09	LordJulius	NF	no factor from 2^63 to 2^64
2022-03-09	LordJulius	NF	no factor from 2^62 to 2^63
2022-03-09	LordJulius	NF	no factor from 2^1 to 2^62
2018-06-29	kkmrkkblmbrbk	C-PRP	M2039927/114518830856252593601/41014611493594712927 : 27558BE9DB1B487C PRP: Verified PRP without proof (not generated)
2018-06-28	_p95holder_	C-PRP	M2039927/41014611493594712927/114518830856252593601 : 27558BE9DB1B487C PRP: Verified PRP without proof (not generated)
2018-06-28	TJAOI	F	Factor: 41014611493594712927 / TF: 65-66
2017-11-14	kkmrkkblmbrbk	C-PRP	M2039927/114518830856252593601 : 37EBEB2AE19EDE41 PRP: Verified PRP without proof (not generated)
2017-10-06	Oliver Kruse	C-PRP	M2039927/114518830856252593601 : 37EBEB2AE19EDE41 PRP: Verified PRP without proof (not generated)
2016-03-17	alpertron	NF-PM1	B1=500000, B2=15000000, E=12
2008-12-04	Matthias Eckoldt	F-ECM	Factor: 114518830856252593601