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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
49427387365762663910 ~1995
49427723988554478 ~1991
494279096919907279 ~1993
49428733118628959310 ~1994
49431311988626238 ~1991
49431443988628878 ~1991
494317973242725883311 ~1997
49431923988638478 ~1991
494322173954577379 ~1993
49434431988688638 ~1991
49435019988700398 ~1991
49439231988784638 ~1991
494405332966431999 ~1992
49442051988841038 ~1991
49442363988847278 ~1991
49443323988866478 ~1991
49443883197775532110 ~1994
49444079988881598 ~1991
494445473955563779 ~1993
49445939988918798 ~1991
49446011988920238 ~1991
494465117911441779 ~1993
494473193955785539 ~1993
49448543988970878 ~1991
49449203988984078 ~1991
Exponent Prime Factor Digits Year
49449671988993438 ~1991
49449791988995838 ~1991
49453223989064478 ~1991
49454627395637016110 ~1995
49455443989108878 ~1991
494560812967364879 ~1992
49456103989122078 ~1991
494566572967399439 ~1992
494570213956561699 ~1993
49457231989144638 ~1991
494583772967502639 ~1992
49458599989171998 ~1991
49460423989208478 ~1991
49462271989245438 ~1991
49463423989268478 ~1991
49463483118712359310 ~1994
49464791989295838 ~1991
49465859989317198 ~1991
494663812967982879 ~1992
49466759989335198 ~1991
494686496925610879 ~1993
49470191989403838 ~1991
494708211375288823911 ~1996
49471787366091223910 ~1995
494729234947292319 ~1993
Exponent Prime Factor Digits Year
49473491989469838 ~1991
49474039356213080910 ~1995
49475339989506798 ~1991
49475399989507998 ~1991
49475999989519998 ~1991
49476431989528638 ~1991
49476491989529838 ~1991
49477019989540398 ~1991
49477619989552398 ~1991
49478399989567998 ~1991
49479779989595598 ~1991
49480559989611198 ~1991
494815012968890079 ~1992
49481963989639278 ~1991
494823412968940479 ~1992
49484783989695678 ~1991
494849212969095279 ~1992
49485311989706238 ~1991
494853412969120479 ~1992
49486319989726398 ~1991
49486523128664959910 ~1994
49487279989745598 ~1991
49489211989784238 ~1991
494893732969362399 ~1992
494895772969374639 ~1992
Exponent Prime Factor Digits Year
494896212969377279 ~1992
494901372969408239 ~1992
494904732969428399 ~1992
49490879989817598 ~1991
494909213959273699 ~1993
49491203989824078 ~1991
494923612969541679 ~1992
49493351989867038 ~1991
49494131603828398310 ~1995
49494437148483311110 ~1994
494944994949449919 ~1993
49494983989899678 ~1991
49495079989901598 ~1991
49498283989965678 ~1991
49498451989969038 ~1991
494995812969974879 ~1992
49499603989992078 ~1991
49499803445498227110 ~1995
49500023990000478 ~1991
49500239990004798 ~1991
49500359990007198 ~1991
49501223990024478 ~1991
49501691990033838 ~1991
495032474950324719 ~1993
495032532970195199 ~1992
2040
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25-05-04