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Small Mersenne Prime Factors
Prime numbers of the form Mp= 2p − 1 are called Mersenne primes. For Mp to be prime, p must also be prime.
Any factor q of a Mersenne number 2p − 1 must be of the form 2kp + 1, where integer k ≥ 0. Furthermore, q must be 1 or 7 mod 8.
Exponent Prime Factor Digits Year
11660771932861698 ~1988
11660843233216878 ~1986
11661011932880898 ~1988
11661323233226478 ~1986
11661491233229838 ~1986
11661911233238238 ~1986
11661959233239198 ~1986
11661971233239438 ~1986
11662043233240878 ~1986
11662097699725838 ~1987
11662171139946052110 ~1991
11662481699748878 ~1987
116628531632799439 ~1988
116628972799095299 ~1989
11663051233261038 ~1986
116630873032402639 ~1989
116632192099379439 ~1989
11663303233266078 ~1986
116633711166337119 ~1988
11663417699805038 ~1987
11663437699806238 ~1987
11663489933079138 ~1988
11663837933106978 ~1988
116640176531849539 ~1990
11664053699843198 ~1987
Exponent Prime Factor Digits Year
11664203233284078 ~1986
11664253699855198 ~1987
11664553699873198 ~1987
11664563233291278 ~1986
11665237699914238 ~1987
11665441699926478 ~1987
11665463422289760710 ~1992
11665523233310478 ~1986
11665679233313598 ~1986
11665741699944478 ~1987
11666051233321038 ~1986
11666113699966798 ~1987
116662271866596339 ~1988
11666393699983598 ~1987
11666617699997038 ~1987
11666797700007838 ~1987
11667133700027998 ~1987
11667443233348878 ~1986
11667503233350078 ~1986
116676592800238179 ~1989
11667707933416578 ~1988
11667731233354638 ~1986
116680092800322179 ~1989
11668073700084398 ~1987
116680731633530239
Exponent Prime Factor Digits Year
11668259233365198 ~1986
11668271233365438 ~1986
11668691233373838 ~1986
11669221700153278 ~1987
11669243233384878 ~1986
11669353700161198 ~1987
11669711233394238 ~1986
11670419233408398 ~1986
11670443233408878 ~1986
11670779233415598 ~1986
11671259233425198 ~1986
116715791167157919 ~1988
11671837700310238 ~1987
11672341700340478 ~1987
11672579233451598 ~1986
11672579933806338
116726232801429539 ~1989
11672917700375038 ~1987
116729775369569439 ~1990
11673041700382478 ~1987
11673071233461438 ~1986
11673653700419198 ~1987
11673743233474878 ~1986
11673899233477998 ~1986
116739432801746339 ~1989
Exponent Prime Factor Digits Year
11674451233489038 ~1986
11674583233491678 ~1986
11674673700480398 ~1987
116747831167478319 ~1988
116756634903778479 ~1989
11675759934060738 ~1988
11675819233516398 ~1986
11676251233525038 ~1986
116768576305502799 ~1990
116772012568984239 ~1989
11677357700641438 ~1987
11677943233558878 ~1986
11678003233560078 ~1986
116780637707521599 ~1990
11678171233563438 ~1986
11678221700693278 ~1987
11678279233565598 ~1986
11678279121454101710
116783111167831119 ~1988
116789111167891119 ~1988
116790372802968899 ~1989
11679131233582638 ~1986
11679191233583838 ~1986
11679407934352578 ~1988
11679443233588878 ~1986
1156
GIMPS The Prime Pages FactorDb.com
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26-03-08