10 701 433 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 Lucas-Lehmer test

TF

No factors below 2⁷⁴

TF target 2⁶⁸

P-1

B1 =	2000000
B2 =	1302126210

ECM

Digits	B1	Curves
25	50000	3 / 280

Estimated T-Level: 20.1 ⓘ

Status	Date	User	Residue	Shift
Verified	2001-06-09	Viken Djerdjian	595B2998AEEB32E5	5844073
Verified	2004-10-18	Shane Sanford	595B2998AEEB32E5	10022658

History

Date	User	Type	Result
2022-03-06	-Anonymous-	NF	no factor from 2^73 to 2^74
2022-03-04	-Anonymous-	NF	no factor from 2^72 to 2^73
2021-12-27	alpertron	NF-PM1	B1=2000000, B2=1302126210
2021-10-26	SRBase	NF	no factor from 2^71 to 2^72
2021-09-03	SRBase	NF	no factor from 2^70 to 2^71
2020-08-28	ViliamF	NF	no factor from 2^69 to 2^70
2017-12-19	ramgeis	NF	no factor from 2^68 to 2^69
2017-12-19	ramgeis	NF	no factor from 2^67 to 2^68
2015-11-23	VictordeHollander	NF	no factor from 2^66 to 2^67
2015-05-12	Tha	NF	no factor from 2^65 to 2^66
2013-12-11	lycorn	NF	no factor from 2^64 to 2^65