116 113 981 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 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	854000
B2 =	256243680

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-01-16	Ruslan Borisov	6D5B0D8A225CE49C	8980442	1	3

History

Date	User	Type	Result
2024-01-17	wombatman	CERT	PRP Certification CERT proof power = 10 Proof certified good
2024-01-16	Ruslan Borisov	C-PRP	6D5B0D8A225CE49C PRP proof power = 10 PRP: Verified Proof certified good
2022-08-02	voidf	NF-PM1	B1=854000, B2=256243680
2021-09-01	arpcar	NF	no factor from 2^76 to 2^77
2021-06-06	Kriesel	NF	no factor from 2^75 to 2^76
2020-11-14	hkt	NF	no factor from 2^74 to 2^75
2020-10-09	laxeye	NF	no factor from 2^73 to 2^74
2020-04-25	SRBase	NF	no factor from 2^72 to 2^73
2015-04-15	kevshaw	NF	no factor from 2^71 to 2^72
2015-04-07	ANONYMOUS	NF	no factor from 2^70 to 2^71
2015-04-02	ANONYMOUS	NF	no factor from 2^69 to 2^70
2015-04-01	Judge Hale	NF	no factor from 2^68 to 2^69
2015-03-27	bunddog	NF	no factor from 2^67 to 2^68
2014-12-02	sasaki3	NF	no factor from 2^66 to 2^67
2012-06-25	sasaki3	NF	no factor from 2^65 to 2^66
2010-10-08	oodaira	NF	no factor from 2^64 to 2^65
2010-05-09	Torchwood Institute	NF	no factor from 2^63 to 2^64