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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
353131697768897199 ~1992
353138772118832639 ~1991
35314871706297438 ~1990
35315459706309198 ~1990
35315531706310638 ~1990
35316023706320478 ~1990
353166915650670579 ~1992
35316959706339198 ~1990
35317879204843698310 ~1994
35317883706357678 ~1990
353194132119164799 ~1991
35320091706401838 ~1990
35320151706403038 ~1990
35320223706404478 ~1990
35320391706407838 ~1990
35320739706414798 ~1990
35321543706430878 ~1990
35321603706432078 ~1990
35321711706434238 ~1990
35322011706440238 ~1990
35323259706465198 ~1990
353233192825865539 ~1991
353243692825949539 ~1991
35324483706489678 ~1990
353250292826002339 ~1991
Exponent Prime Factor Digits Year
353261694945663679 ~1992
35326619113045180910 ~1993
35326979706539598 ~1990
35327651706553038 ~1990
35328311706566238 ~1990
35329223706584478 ~1990
35329439706588798 ~1990
35329499706589998 ~1990
35330423706608478 ~1990
353304472826435779 ~1991
353318516359733199 ~1992
35331911706638238 ~1990
353328135653250099 ~1992
35333003706660078 ~1990
353337172120023039 ~1991
35334983706699678 ~1990
35335343706706878 ~1990
35335931706718638 ~1990
35336783706735678 ~1990
35337251706745038 ~1990
353381392827051139 ~1991
35338763706775278 ~1990
35339123706782478 ~1990
35340083706801678 ~1990
353408272827266179 ~1991
Exponent Prime Factor Digits Year
353413312827306499 ~1991
35341583706831678 ~1990
35341921395829515310 ~1994
353425374947955199 ~1992
35342903706858078 ~1990
35343089791685193710 ~1995
35343443706868878 ~1990
35344103706882078 ~1990
35346611706932238 ~1990
353473494948628879 ~1992
353486092827888739 ~1991
35349059706981198 ~1990
35349731706994638 ~1990
35349971706999438 ~1990
35351027197965751310 ~1993
35351171707023438 ~1990
353528332121169999 ~1991
353533372121200239 ~1991
35353511707070238 ~1990
35353991707079838 ~1990
35354051707081038 ~1990
35355731707114638 ~1990
35356043113139337710 ~1993
35356859707137198 ~1990
353576572121459439 ~1991
Exponent Prime Factor Digits Year
35358023707160478 ~1990
35358803707176078 ~1990
353605372121632239 ~1991
35361503707230078 ~1990
35361563707231278 ~1990
353616112828928899 ~1991
353631732121790399 ~1991
35363423707268478 ~1990
35363819707276398 ~1990
35364779707295598 ~1990
353648812121892879 ~1991
353667193536671919 ~1992
353675297780856399 ~1992
35369219707384398 ~1990
353696833536968319 ~1992
35370479707409598 ~1990
35370623707412478 ~1990
35370971707419438 ~1990
35371439707428798 ~1990
35371451877211984910 ~1995
35374463707489278 ~1990
353749312829994499 ~1991
35375051707501038 ~1990
353757073537570719 ~1992
35376023707520478 ~1990
1865
GIMPS The Prime Pages FactorDb.com
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25-06-08