160 115 993 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 PRP test

TF

No factors below 2⁷⁹

TF target 2⁷⁸

P-1

B1 =	1396000
B2 =	1653608418

Status	Date	User	Residue	Shift	Type	Base
Verified	2024-11-27	ANONYMOUS	31C0449DBFC5D662	96011473	1	3

History

Date	User	Type	Result
2024-11-27	Chun sung soo	CERT	PRP Certification CERT proof power = 8 Proof certified good
2024-11-27	ANONYMOUS	C-PRP	31C0449DBFC5D662 PRP proof power = 8 PRP: Verified Proof certified good
2024-07-22	Tucker Kao	NF	no factor from 2^78 to 2^79
2024-07-22	Tucker Kao	NF	no factor from 2^77 to 2^78
2024-07-22	Tucker Kao	NF	no factor from 2^76 to 2^77
2024-07-20	Luke Durant	NF-PM1	B1=1396000, B2=1653608418
2024-07-14	tsc	NF	no factor from 2^75 to 2^76
2023-03-01	SRBase	NF	no factor from 2^74 to 2^75
2021-12-01	SRBase	NF	no factor from 2^73 to 2^74
2017-12-01	BigHeadScientist	NF	no factor from 2^72 to 2^73
2017-11-26	workerthread	NF	no factor from 2^71 to 2^72
2017-11-19	Hanzhi Zhou	NF	no factor from 2^70 to 2^71
2016-04-08	Yxinity	NF	no factor from 2^69 to 2^70
2016-04-08	Yxinity	NF	no factor from 2^68 to 2^69
2016-02-28	XZT	NF	no factor from 2^67 to 2^68
2015-05-01	rubikvn2100	NF	no factor from 2^66 to 2^67
2013-03-11	Olli Heikkilä	NF	no factor from 2^65 to 2^66
2011-02-01	Ungelovende	NF	no factor from 2^64 to 2^65
2010-08-30	Architects Cubed	NF	no factor from 2^63 to 2^64