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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
12412451248249038 ~1986
12412511248250238 ~1986
12412583248251678 ~1986
124127537944161939 ~1990
12412997993039778 ~1988
12413579993086338 ~1988
12413651248273038 ~1986
12414383248287678 ~1986
12415031248300638 ~1986
12415211248304238 ~1986
12415217744913038 ~1988
124153436952592099 ~1990
12416003248320078 ~1986
12416279248325598 ~1986
12416401744984078 ~1988
12416531248330638 ~1986
12416639248332798 ~1986
124166831241668319 ~1988
12416759248335198 ~1986
12416947141553195910 ~1991
12417059248341198 ~1986
12417323248346478 ~1986
12417719248354398 ~1986
12417791248355838 ~1986
12418019248360398 ~1986
Exponent Prime Factor Digits Year
124180692980336579 ~1989
12418331248366638 ~1986
12418811248376238 ~1986
12418877208637133710 ~1991
12419063248381278 ~1986
12419243248384878 ~1986
12419399248387998 ~1986
12419591248391838 ~1986
12420263248405278 ~1986
12420311993624898 ~1988
12420329993626338 ~1988
12420371248407438 ~1986
12420923248418478 ~1986
12421631248432638 ~1986
12422051248441038 ~1986
12422281745336878 ~1988
12422363248447278 ~1986
12422471248449438 ~1986
12422603248452078 ~1986
124233611987737779 ~1989
12423407993872578 ~1988
12423563248471278 ~1986
12423623248472478 ~1986
12423731248474638 ~1986
124238336957346499 ~1990
Exponent Prime Factor Digits Year
12424019248480398 ~1986
12424031248480638 ~1986
12424343248486878 ~1986
124246278200253839 ~1990
12424799248495998 ~1986
12424931248498638 ~1986
124250533727515919 ~1989
12425293745517598 ~1988
12425573745534398 ~1988
12425663248513278 ~1986
12425711248514238 ~1986
12425771248515438 ~1986
12425951248519038 ~1986
12426119248522398 ~1986
12426517745591038 ~1988
12426839248536798 ~1986
124269018947368739 ~1990
12427117745627038 ~1988
12427991248559838 ~1986
12428243248564878 ~1986
12428519248570398 ~1986
12428711248574238 ~1986
12428723248574478 ~1986
12428771248575438 ~1986
12429383248587678 ~1986
Exponent Prime Factor Digits Year
12429503248590078 ~1986
12429551248591038 ~1986
12429563248591278 ~1986
12430079248601598 ~1986
12430331248606638 ~1986
12430343248606878 ~1986
124304899695781439 ~1990
12430703248614078 ~1986
12431533745891998 ~1988
124315972983583299 ~1989
12431701745902078 ~1988
124317011989072179
12432011248640238 ~1986
12432071248641438 ~1986
12432569994605538 ~1988
12432713745962798 ~1988
12432961745977678 ~1988
12432971248659438 ~1986
12433021745981278 ~1988
124330373729911119 ~1989
12433331248666638 ~1986
12433541994683298 ~1988
12433763248675278 ~1986
12434003248680078 ~1986
12434039248680798 ~1986
1131
GIMPS The Prime Pages FactorDb.com
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25-05-04