111 789 341 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime

TF

No factors below 2⁷⁶

TF target 2⁷⁶

P-1

B1 =	920000
B2 =	607485060

Status	Date	User	Residue	Shift
Unverified	2020-10-28	curtisc	11B216A1D28519__	25130998

History

Date	User	Type	Result
2024-10-06	mewturn	NF-PM1	B1=920000, B2=607485060
2020-10-28	curtisc	C-LL	11B216A1D28519__
2020-09-18	curtisc	NF-PM1	B1=1160000
2020-09-13	ktony	NF	no factor from 2^75 to 2^76
2020-05-31	tsc	NF	no factor from 2^74 to 2^75
2016-02-15	taffa	NF	no factor from 2^73 to 2^74
2016-02-15	taffa	NF	no factor from 2^72 to 2^73
2016-02-15	taffa	NF	no factor from 2^71 to 2^72
2016-02-15	taffa	NF	no factor from 2^70 to 2^71
2015-08-07	ANONYMOUS	NF	no factor from 2^69 to 2^70
2015-02-06	yangyang	NF	no factor from 2^68 to 2^69
2015-02-03	aurashift	NF	no factor from 2^67 to 2^68
2014-11-16	Richard	NF	no factor from 2^66 to 2^67
2012-05-30	Mr-Plonk	NF	no factor from 2^65 to 2^66
2010-09-23	Torchwood Institute	NF	no factor from 2^64 to 2^65
2010-05-19	Richard	NF	no factor from 2^63 to 2^64