11 346 733 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Factored

Factor	Digits	Bits	Date
1065442894748057667991	22	69.9	2020-03-22 04:04:07

ECM

Digits	B1	Curves
25	50000	15 / 280

Estimated T-Level: 20.3 ⓘ

TF below 2^62 is very unlikely to find new factors due to ECM effort.

Status	Date	User	Residue	Shift
Verified (Factored)	2000-12-14	Michael J. Sears	DE07586AE031D774	6743746
Verified (Factored)	2004-08-20	cpuboy99	DE07586AE031D774	10122030

Status	Date	User	Residue	Number of known factors	Shift	Type	Base
Verified	2020-03-22	riccardo uberti	C118F14FC1431727	1	9049083	5	3
Verified	2021-03-14	tonyw	C118F14FC1431727	1	5659544	5	3

P-1 factors

Date	Factor	B1	B2
2020-03-22	1065442894748057667991	430000	8500000

History

Date	User	Type	Result
2021-07-02	riccardo uberti	NF-PM1	B1=750000, B2=20000000, E=12
2021-03-14	curtisc	CERT	PRP Certification Proof certified good
2021-03-14	tonyw	C-PRP	M11346733/1065442894748057667991 : C118F14FC1431727 PRP proof power = 8 PRP: Verified Proof certified good
2020-03-22	riccardo uberti	C-PRP	M11346733/1065442894748057667991 : C118F14FC1431727 PRP: Verified PRP without proof (not generated)
2020-03-22	riccardo uberti	F-PM1	Factor: 1065442894748057667991 / (P-1, B1=430000, B2=8500000, E=12)
2017-12-27	ramgeis	NF	no factor from 2^68 to 2^69
2017-12-27	ramgeis	NF	no factor from 2^67 to 2^68
2016-01-04	VictordeHollander	NF	no factor from 2^66 to 2^67
2015-03-04	Numberwang	NF	no factor from 2^65 to 2^66
2013-11-19	lycorn	NF	no factor from 2^64 to 2^65