100 785 901 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, reliable): unconfirmed PRP test says not-prime

TF

No factors below 2⁷⁷

TF target 2⁷⁶

P-1

B1 =	464000
B2 =	78294300

Status	Date	User	Residue	Shift	Type	Base
Unverified (Reliable)	2020-11-21	OtmarStuepp	84B44381E73F85__	79931358	1	3

History

Date	User	Type	Result
2023-04-08	Mark Rose	NF-PM1	B1=464000, B2=78294300
2020-11-21	OtmarStuepp	C-PRP	84B44381E73F85__ PRP: Unverified (Reliable) PRP without proof (not generated)
2020-11-02	OtmarStuepp	NF-PM1	B1=920000
2020-04-26	TheJudger	NF	no factor from 2^76 to 2^77
2020-04-26	TheJudger	NF	no factor from 2^75 to 2^76
2020-04-22	riccardo uberti	NF	no factor from 2^74 to 2^75
2020-02-08	el grocco	NF	no factor from 2^73 to 2^74
2020-02-07	el grocco	NF	no factor from 2^72 to 2^73
2017-04-12	mikr	NF	no factor from 2^71 to 2^72
2011-04-16	Craig Meyers	NF	no factor from 2^70 to 2^71
2011-04-16	Craig Meyers	NF	no factor from 2^69 to 2^70
2011-04-16	Craig Meyers	NF	no factor from 2^68 to 2^69
2011-04-16	Craig Meyers	NF	no factor from 2^67 to 2^68
2011-03-28	Craig Meyers	NF	no factor from 2^66 to 2^67
2011-02-12	Craig Meyers	NF	no factor from 2^65 to 2^66
2010-08-11	subgenius	NF	no factor from 2^64 to 2^65
2010-02-14	1997rj7	NF	no factor from 2^63 to 2^64