62 614 921 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

TF

No factors below 2⁷⁴

TF target 2⁷⁴

P-1

B1 =	595000
B2 =	12197500

Status	Date	User	Residue	Shift
Verified	2014-09-06	JC_Herles	8CB7649B9B75AE56	2717855
Verified	2022-10-08	Denis Porva	8CB7649B9B75AE56	22356783

History

Date	User	Type	Result
2022-10-08	Denis Porva	C-LL	8CB7649B9B75AE56
2016-02-23	Mark Rose	NF	no factor from 2^59 to 2^63
2014-09-06	JC_Herles	C-LL	8CB7649B9B75AE56
2013-10-12	kdgehman	NF	no factor from 2^73 to 2^74
2013-04-09	HBendtz	NF-PM1	B1=595000, B2=12197500, E=12
2013-02-22	Jerry Hallett	NF	no factor from 2^72 to 2^73
2013-02-22	Jerry Hallett	NF	no factor from 2^71 to 2^72
2013-02-22	Jerry Hallett	NF	no factor from 2^70 to 2^71
2011-12-09	-Anonymous-	NF	no factor from 2^69 to 2^70
2009-11-06	Gornostaev	NF	no factor from 2^68 to 2^69
2009-10-22	sunithaya	NF	no factor from 2^67 to 2^68
2009-10-19	-Anonymous-	NF	no factor from 2^66 to 2^67
2009-10-15	johnjohn	NF	no factor from 2^65 to 2^66
2009-08-14	Hazmattom	NF	no factor from 2^64 to 2^65
2009-01-30	Wojciech Florek	NF	no factor from 2^63 to 2^64
2009-01-27	Wojciech Florek	NF	no factor from 2^63 to 2^64