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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
23489171469783438 ~1989
234893811409362879 ~1990
23489591469791838 ~1989
234899531409397199 ~1990
234901971879215779 ~1990
23490503469810078 ~1989
23490851469817038 ~1989
23491463469829278 ~1989
23491859469837198 ~1989
23492471469849438 ~1989
23492519469850398 ~1989
23492543469850878 ~1989
23492603469852078 ~1989
23492723469854478 ~1989
234936611409619679 ~1990
23494319469886398 ~1989
234945313759124979 ~1991
234947871879582979 ~1990
23494871469897438 ~1989
23495099469901998 ~1989
23495399469907998 ~1989
23495663469913278 ~1989
23496503469930078 ~1989
23496563469931278 ~1989
23496971469939438 ~1989
Exponent Prime Factor Digits Year
23497403469948078 ~1989
23497703469954078 ~1989
23498291469965838 ~1989
23498831469976638 ~1989
234990171409941039 ~1990
23499341169195255310 ~1992
23499659469993198 ~1989
23499743469994878 ~1989
23499923469998478 ~1989
23500091470001838 ~1989
23500157935306248710 ~1994
23500331470006638 ~1989
23500391470007838 ~1989
235008611410051679 ~1990
23501171470023438 ~1989
235014531410087199 ~1990
235019211410115279 ~1990
235020533290287439 ~1991
23502191470043838 ~1989
23502623470052478 ~1989
23502911470058238 ~1989
23504399470087998 ~1989
23504699470093998 ~1989
23505539470110798 ~1989
235064516111677279 ~1991
Exponent Prime Factor Digits Year
23506739470134798 ~1989
23506823470136478 ~1989
235072512350725119 ~1990
23507639470152798 ~1989
23507843470156878 ~1989
235080312350803119 ~1990
23508791470175838 ~1989
23509043470180878 ~1989
23509103470182078 ~1989
235092371410554239 ~1990
235094811410568879 ~1990
23509511470190238 ~1989
23510339470206798 ~1989
23510351470207038 ~1989
23510843470216878 ~1989
23511419470228398 ~1989
23511599470231998 ~1989
23511791470235838 ~1989
23511959470239198 ~1989
23512211470244238 ~1989
235131178934984479 ~1992
23513123470262478 ~1989
23513471470269438 ~1989
23513513131675672910 ~1992
23513579470271598 ~1989
Exponent Prime Factor Digits Year
23513603470272078 ~1989
23513663470273278 ~1989
23513783470275678 ~1989
23513879470277598 ~1989
23514503470290078 ~1989
23514839470296798 ~1989
235152537524880979 ~1991
23515451470309038 ~1989
235155533292177439 ~1991
23515703470314078 ~1989
235159512351595119 ~1990
23517779470355598 ~1989
235180071881440579 ~1990
23518151470363038 ~1989
23518223470364478 ~1989
23518331470366638 ~1989
23518559470371198 ~1989
235191135174204879 ~1991
23519399470387998 ~1989
235204037996937039 ~1992
23521271470425438 ~1989
235216211411297279 ~1990
23521919470438398 ~1989
23522099470441998 ~1989
23522699470453998 ~1989
1478
GIMPS The Prime Pages FactorDb.com
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24-10-27