102 681 391 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁶

TF target 2⁷⁶

P-1

B1 =	10000000
B2 =	100000000

Status	Date	User	Residue	Shift
Unverified	2021-04-02	Craig Chadwick Esq	68685BCEFC9DB0__	78849143

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-03-31	ky0uraku	96838586038FB9C6	0	1	3

History

Date	User	Type	Result
2021-04-02	Craig Chadwick Esq	C-LL	68685BCEFC9DB0__
2021-03-31	ANONYMOUS	CERT	PRP Certification CERT proof power = 5 Proof certified good
2021-03-31	ky0uraku	C-PRP	96838586038FB9C6 PRP proof power = 5 PRP: Verified Proof certified good
2021-03-27	ky0uraku	NF-PM1	B1=10000000, B2=100000000
2021-02-21	Kriesel	NF-PM1	B1=1000000, B2=30000000
2020-11-13	1997rj7	NF	no factor from 2^75 to 2^76
2020-11-11	riccardo uberti	NF	no factor from 2^74 to 2^75
2020-03-30	SRBase	NF	no factor from 2^73 to 2^74
2020-02-26	el grocco	NF	no factor from 2^72 to 2^73
2014-12-12	shauge	NF	no factor from 2^71 to 2^72
2013-09-15	Robish	NF	no factor from 2^70 to 2^71
2013-09-10	Robish	NF	no factor from 2^69 to 2^70
2013-09-08	Robish	NF	no factor from 2^68 to 2^69
2013-09-07	Robish	NF	no factor from 2^67 to 2^68
2013-09-06	processinfo	NF	no factor from 2^66 to 2^67
2012-04-24	tsc	NF	no factor from 2^65 to 2^66
2010-08-20	sasaki3	NF	no factor from 2^64 to 2^65
2010-04-09	1997rj7	NF	no factor from 2^63 to 2^64