5 740 633 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
26323874416529767578237589410017	32	104.4	2022-10-04 23:59:49

ECM

Digits	B1	Curves
25	50000	9 / 280

Estimated T-Level: 20.2 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	1998-09-27	Martin Fahlgren	6D68FABD24DA47F0	0
Verified (Factored)	2000-10-07	Gintautas Miliauskas	6D68FABD24DA47F0	3630422

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2022-10-13	LordJulius	199B57633DFC3F08	1	2204568	5	3

P-1 factors

Date	Factor	B1	B2
2022-10-04	26323874416529767578237589410017	3400000	7455174090

History

Date	User	Type	Result
2022-10-13	Ben Delo	CERT	PRP Certification Proof certified good
2022-10-13	LordJulius	C-PRP	M5740633/26323874416529767578237589410017 : 199B57633DFC3F08 PRP proof power = 7 PRP: Verified Proof certified good
2022-10-04	Sid & Andy	F-PM1	Factor: 26323874416529767578237589410017 / (P-1, B1=3400000, B2=7455174090)
2020-12-19	-Anonymous-	NF	no factor from 2^71 to 2^72
2020-12-16	-Anonymous-	NF	no factor from 2^70 to 2^71
2020-12-14	-Anonymous-	NF	no factor from 2^69 to 2^70
2020-07-03	TJAOI	NF	no factor from 2^68 to 2^69
2018-07-05	ramgeis	NF	no factor from 2^67 to 2^68
2016-07-01	Gordon Spence	NF	no factor from 2^66 to 2^67
2015-09-07	snme2pm1	NF	no factor from 2^65 to 2^66
2014-10-24	lycorn	NF	no factor from 2^64 to 2^65
2014-10-23	Nesowa	NF	no factor from 2^63 to 2^64
2011-03-15	markr	NF-PM1	B1=145000, B2=3117500, E=6
2009-04-01	GrunwalderGIMP	NF	no factor from 2^62 to 2^63