164 561 083 Exponent Status

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

PrimeNet Exponent Status

M_n

Status

Details

Composite: 1 known prime factor

Factored

Factor	Digits	Bits	Date
65802456911941538036569	23	75.8	2024-09-05 06:44:31

History

Date	User	Type	Result
2025-06-06	Greg	F	Factor: 65802456911941538036569 / TF: 75-76
2024-09-05	SRBase	F	Factor: 65802456911941538036569 / TF: 75-76*
2023-03-09	SRBase	NF	no factor from 2^74 to 2^75
2021-12-05	SRBase	NF	no factor from 2^73 to 2^74
2016-09-27	Andrew B	NF	no factor from 2^72 to 2^73
2016-09-23	nate.anders	NF	no factor from 2^71 to 2^72
2016-09-19	Adam Buran	NF	no factor from 2^70 to 2^71
2016-09-11	La Güira	NF	no factor from 2^69 to 2^70
2016-09-11	La Güira	NF	no factor from 2^68 to 2^69
2016-05-26	rubikvn2100	NF	no factor from 2^67 to 2^68
2015-05-21	vwflat4	NF	no factor from 2^66 to 2^67
2013-03-10	KayJongsma	NF	no factor from 2^65 to 2^66
2011-02-09	runesk	NF	no factor from 2^64 to 2^65
2010-07-03	rabbut	NF	no factor from 2^63 to 2^64