105 325 793 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: proven not-prime with PRP test

TF

No factors below 2⁷⁶

TF target 2⁷⁶

P-1

B1 =	883000
B2 =	52380000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-08-05	Ben Delo	6E4891443500E8A6	30997801	1	3

History

Date	User	Type	Result
2021-08-05	Jaytholomew	CERT	PRP Certification CERT proof power = 8 Proof certified good
2021-08-05	Ben Delo	C-PRP	6E4891443500E8A6 PRP proof power = 8 PRP: Verified Proof certified good
2021-08-03	Simon Josefsson	NF-PM1	B1=883000, B2=52380000
2021-03-28	TheJudger	NF	no factor from 2^75 to 2^76
2021-03-28	TheJudger	NF	no factor from 2^74 to 2^75
2020-04-03	SRBase	NF	no factor from 2^73 to 2^74
2020-03-23	Jan S.	NF	no factor from 2^72 to 2^73
2019-01-29	Niels_Mache_Nextcloud	NF	no factor from 2^71 to 2^72
2015-01-08	shauge	NF	no factor from 2^70 to 2^71
2015-01-08	shauge	NF	no factor from 2^69 to 2^70
2015-01-06	Xebecer	NF	no factor from 2^68 to 2^69
2014-10-23	kutens	NF	no factor from 2^67 to 2^68
2014-10-20	g0b	NF	no factor from 2^66 to 2^67
2012-05-11	sannerud.com	NF	no factor from 2^65 to 2^66
2010-09-25	monst	NF	no factor from 2^64 to 2^65
2010-04-24	Richard	NF	no factor from 2^63 to 2^64