90 225 697 Exponent Status

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

PrimeNet Exponent Status

M_n

Details

Composite: proven not-prime with PRP test

No factors below 2⁷⁷

TF target 2⁷⁵

P-1

B1 =	730000
B2 =	14235000

Status	Proof	Date	User	Residue	Shift	Type	Base
Verified	PRP without proof (not generated)	2020-04-12	ATH	D9AC19A2B408ECD8	0	1	3
Verified	Certified Good Power=9	2022-01-08	LordJulius	D9AC19A2B408ECD8	36471592	1	3

History

Date	User	Type	Result
2024-06-15	James Heinrich	NF	no factor TF: 68-69
2022-01-08	curtisc	CERT	Proof certified good
2022-01-08	LordJulius	C-PRP	D9AC19A2B408ECD8 Proof Certified Good Proof Power: 9
2020-04-12	ATH	C-PRP	D9AC19A2B408ECD8
2019-01-27	TheJudger	NF	no factor TF: 76-77
2019-01-04	Battlemaxx	NF-PM1	B1=730000, B2=14235000, E=6
2018-11-25	Strolling Jellyfish	NF	no factor TF: 74-75
2018-11-25	Strolling Jellyfish	NF	no factor TF: 75-76
2018-03-03	Carsten Kossendey	NF	no factor TF: 73-74
2016-10-12	Carsten Kossendey	NF	no factor TF: 72-73
2015-10-18	Carsten Kossendey	NF	no factor TF: 71-72
2014-11-23	ITS	NF	no factor TF: 70-71
2013-11-22	Carsten Kossendey	NF	no factor TF: 69-70
2013-06-28	Carsten Kossendey	NF	no factor TF: 68-69
2011-01-17	Carsten Kossendey	NF	no factor TF: 67-68
2010-11-17	Carsten Kossendey	NF	no factor TF: 66-67
2010-09-04	Carsten Kossendey	NF	no factor TF: 65-66