102 016 393 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 =	800000
B2 =	15600000

Status	Date	User	Residue	Shift	Type	Base
Verified	2021-01-04	Ben Delo	BCBB07BA22A36AB9	98889778	1	3

History

Date	User	Type	Result
2021-01-04	Ben Delo	CERT	PRP Certification CERT proof power = 8 Proof certified good
2021-01-04	Ben Delo	C-PRP	BCBB07BA22A36AB9 PRP proof power = 8 PRP: Verified Proof certified good
2020-07-07	Alexander Pavlicin	NF-PM1	B1=800000, B2=15600000, E=6
2020-07-01	Jon Pace	NF	no factor from 2^76 to 2^77
2020-06-24	ktony	NF	no factor from 2^75 to 2^76
2020-06-24	ktony	NF	no factor from 2^74 to 2^75
2020-04-20	SRS Technology	NF	no factor from 2^73 to 2^74
2020-04-20	SRS Technology	NF	no factor from 2^72 to 2^73
2014-12-13	SMoffat	NF	no factor from 2^71 to 2^72
2014-09-22	g0b	NF	no factor from 2^70 to 2^71
2014-07-28	RMAC9.5	NF	no factor from 2^69 to 2^70
2014-07-10	RMAC9.5	NF	no factor from 2^68 to 2^69
2013-08-31	Preben S	NF	no factor from 2^67 to 2^68
2013-08-29	processinfo	NF	no factor from 2^66 to 2^67
2012-04-19	sasaki3	NF	no factor from 2^65 to 2^66
2010-08-16	sasaki3	NF	no factor from 2^64 to 2^65
2010-03-09	linded	NF	no factor from 2^63 to 2^64