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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
35117471702349438 ~1990
35117723702354478 ~1990
35118089133448738310 ~1993
35118491702369838 ~1990
35118959702379198 ~1990
35120243702404878 ~1990
351209593512095919 ~1992
35121143702422878 ~1990
35121683702433678 ~1990
35122463702449278 ~1990
35122931702458638 ~1990
35123243702464878 ~1990
35123579702471598 ~1990
35124311702486238 ~1990
35125283702505678 ~1990
35125823702516478 ~1990
35126519702530398 ~1990
35126831590130760910 ~1995
35126951702539038 ~1990
351273174917824399 ~1992
351273972107643839 ~1991
35128631702572638 ~1990
35129183702583678 ~1990
35129519702590398 ~1990
35129819702596398 ~1990
Exponent Prime Factor Digits Year
35130239702604798 ~1990
35130731702614638 ~1990
35131319702626398 ~1990
35131823702636478 ~1990
35132411702648238 ~1990
35132459702649198 ~1990
35132651702653038 ~1990
35133083702661678 ~1990
35133179702663598 ~1990
35133671702673438 ~1990
351340312810722499 ~1991
35134691702693838 ~1990
35134763702695278 ~1990
35135519702710398 ~1990
35136383702727678 ~1990
35137499702749998 ~1990
35137871702757438 ~1990
35138591702771838 ~1990
351388215622211379 ~1992
35139431702788638 ~1990
35139491702789838 ~1990
35139563702791278 ~1990
35139719702794398 ~1990
35139971702799438 ~1990
351400132108400799 ~1991
Exponent Prime Factor Digits Year
35140439702808798 ~1990
35140799702815998 ~1990
35141423702828478 ~1990
35141651702833038 ~1990
35142059702841198 ~1990
35142071702841438 ~1990
35143271702865438 ~1990
35144303702886078 ~1990
351445132108670799 ~1991
35144531112462499310 ~1993
35144639702892798 ~1990
35144663702893278 ~1990
35145359702907198 ~1990
35146571702931438 ~1990
35147363702947278 ~1990
35147531702950638 ~1990
35147543702950878 ~1990
35148419702968398 ~1990
35148731702974638 ~1990
35150519703010398 ~1990
35150603703012078 ~1990
35150939703018798 ~1990
35150963703019278 ~1990
35151071703021438 ~1990
35151251703025038 ~1990
Exponent Prime Factor Digits Year
351514012812112099 ~1991
35151419703028398 ~1990
35151839703036798 ~1990
35151899703037998 ~1990
35152979703059598 ~1990
35153003703060078 ~1990
35153759703075198 ~1990
35153879703077598 ~1990
35153939703078798 ~1990
35154071703081438 ~1990
35154659703093198 ~1990
35155199703103998 ~1990
35155223703104478 ~1990
351554412109326479 ~1991
35155691703113838 ~1990
35155943703118878 ~1990
35156591703131838 ~1990
35156939703138798 ~1990
35157119703142398 ~1990
35157203703144078 ~1990
35157383703147678 ~1990
35158163703163278 ~1990
351582732109496399 ~1991
35158691703173838 ~1990
35158751703175038 ~1990
1972
GIMPS The Prime Pages FactorDb.com
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26-03-15