102 874 411 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 =	741000
B2 =	22296000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-03-21	Ben Delo	A37E34FCD56A73DA	22687254	1	3

History

Date	User	Type	Result
2021-03-21	DanB	CERT	PRP Certification CERT proof power = 8 Proof certified good
2021-03-21	Ben Delo	C-PRP	A37E34FCD56A73DA PRP proof power = 8 PRP: Verified Proof certified good
2021-03-19	David Hruska	NF-PM1	B1=741000, B2=22296000, E=6
2020-10-26	ktony	NF	no factor from 2^75 to 2^76
2020-10-24	ktony	NF	no factor from 2^74 to 2^75
2020-01-30	Hans Loeblich	NF	no factor from 2^73 to 2^74
2020-01-27	Numberwang	NF	no factor from 2^72 to 2^73
2014-12-13	shauge	NF	no factor from 2^71 to 2^72
2014-04-06	hkskyp	NF	no factor from 2^70 to 2^71
2014-04-06	hkskyp	NF	no factor from 2^69 to 2^70
2013-12-15	PascalBieri	NF	no factor from 2^68 to 2^69
2013-09-15	roemer2201	NF	no factor from 2^67 to 2^68
2013-09-09	JoDu	NF	no factor from 2^66 to 2^67
2012-04-25	Torchwood Institute	NF	no factor from 2^65 to 2^66
2010-08-20	subgenius	NF	no factor from 2^64 to 2^65
2010-04-22	1997rj7	NF	no factor from 2^63 to 2^64