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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
297831719238265375310 ~1999
2978378035956756079 ~1997
2978394715956789439 ~1997
2978408635956817279 ~1997
2978609035957218079 ~1997
297862519297862519110 ~1999
2978646835957293679 ~1997
2978649235957298479 ~1997
2978683915957367839 ~1997
2978738995957477999 ~1997
297875911476601457710 ~1999
2978778835957557679 ~1997
297879011238303208910 ~1999
2978808835957617679 ~1997
2978860795957721599 ~1997
2979074515958149039 ~1997
297908797178745278310 ~1998
297912577178747546310 ~1998
297918527536253348710 ~2000
2979242395958484799 ~1997
2979330715958661439 ~1997
2979456715958913439 ~1997
2979546235959092479 ~1997
2979681235959362479 ~1997
297970097178782058310 ~1998
Exponent Prime Factor Digits Year
297982903297982903110 ~1999
298000141178800084710 ~1998
298000741178800444710 ~1998
2980067395960134799 ~1997
2980069795960139599 ~1997
2980135915960271839 ~1997
298014949715235877710 ~2000
298018229238414583310 ~1999
2980196995960393999 ~1997
2980290595960581199 ~1997
298029181178817508710 ~1998
298031257178818754310 ~1998
2980347715960695439 ~1997
2980430515960861039 ~1997
2980472035960944079 ~1997
2980558435961116879 ~1997
2980610771371080954311 ~2001
2980636915961273839 ~1997
2980645315961290639 ~1997
2980701595961403199 ~1997
298076281178845768710 ~1998
298086127298086127110 ~1999
298104637715451128910 ~2000
2981066635962133279 ~1997
2981102515962205039 ~1997
Exponent Prime Factor Digits Year
2981292595962585199 ~1997
298137997178882798310 ~1998
2981397115962794239 ~1997
2981403835962807679 ~1997
2981420635962841279 ~1997
298158097178894858310 ~1998
298171231298171231110 ~1999
2981714635963429279 ~1997
2981758795963517599 ~1997
298176679298176679110 ~1999
2981799715963599439 ~1997
2981815195963630399 ~1997
2981853835963707679 ~1997
2982083035964166079 ~1997
298212107238569685710 ~1999
298233553178940131910 ~1998
298238471775420024710 ~2000
2982525835965051679 ~1997
2982542515965085039 ~1997
2982597235965194479 ~1997
2982614515965229039 ~1997
2982658795965317599 ~1997
2982658971133410408711 ~2000
2982783715965567439 ~1997
2982789835965579679 ~1997
Exponent Prime Factor Digits Year
2982816715965633439 ~1997
298284893178970935910 ~1998
298288967238631173710 ~1999
298289897178973938310 ~1998
2982942115965884239 ~1997
2983151035966302079 ~1997
298316407298316407110 ~1999
298325017178995010310 ~1998
298328111536990599910 ~2000
298346563716031751310 ~2000
298353347238682677710 ~1999
298354453179012671910 ~1998
2983611595967223199 ~1997
2983749115967498239 ~1997
2983766515967533039 ~1997
2983859995967719999 ~1997
2983984915967969839 ~1997
2984095435968190879 ~1997
2984154835968309679 ~1997
2984209315968418639 ~1997
298422977179053786310 ~1998
2984338195968676399 ~1997
2984375635968751279 ~1997
2984420515968841039 ~1997
2984583614238108726311 ~2002
2962
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25-05-04