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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
204946613122967967910 ~1997
204956597122973958310 ~1997
2049596634099193279 ~1996
204962497122977498310 ~1997
2049721434099442879 ~1996
204976777122986066310 ~1997
2049920034099840079 ~1996
2049962994099925999 ~1996
2049994794099989599 ~1996
2050011234100022479 ~1996
2050043994100087999 ~1996
2050068834100137679 ~1996
2050071714100143439 ~1996
2050083714100167439 ~1996
205011907328019051310 ~1998
205011977123007186310 ~1997
2050154034100308079 ~1996
2050158834100317679 ~1996
205020197123012118310 ~1997
2050209975740587916111 ~2001
2050222434100444879 ~1996
2050271034100542079 ~1996
205031011205031011110 ~1998
2050344114100688239 ~1996
205041821123025092710 ~1997
Exponent Prime Factor Digits Year
2050489194100978399 ~1996
2050551834101103679 ~1996
2050562514101125039 ~1996
2050576794101153599 ~1996
2050597194101194399 ~1996
2050597794101195599 ~1996
205067189164053751310 ~1997
2050701114101402239 ~1996
2050731114101462239 ~1996
2050749834101499679 ~1996
2050793514101587039 ~1996
2050814034101628079 ~1996
205082531164066024910 ~1997
2051028234102056479 ~1996
2051116914102233839 ~1996
2051179434102358879 ~1996
205123033123073819910 ~1997
2051248914102497839 ~1996
2051255514102511039 ~1996
205126373123075823910 ~1997
2051289234102578479 ~1996
205134329287188060710 ~1998
2051388834102777679 ~1996
205140493451309084710 ~1998
205142369164113895310 ~1997
Exponent Prime Factor Digits Year
2051568594103137199 ~1996
205156997164125597710 ~1997
2051651394103302799 ~1996
205170611369307099910 ~1998
2051750394103500799 ~1996
2051752194103504399 ~1996
205175953123105571910 ~1997
2051848794103697599 ~1996
2051853714103707439 ~1996
2051864514103729039 ~1996
2051913234103826479 ~1996
205194973123116983910 ~1997
2052042114104084239 ~1996
2052117114104234239 ~1996
2052145194104290399 ~1996
205214909492515781710 ~1999
2052152034104304079 ~1996
205216637164173309710 ~1997
205217413123130447910 ~1997
2052211794104423599 ~1996
205222889164178311310 ~1997
2052337194104674399 ~1996
2052345114104690239 ~1996
2052458994104917999 ~1996
2052498714104997439 ~1996
Exponent Prime Factor Digits Year
2052514794105029599 ~1996
2052572034105144079 ~1996
2052581394105162799 ~1996
205261493492627583310 ~1999
2052622434105244879 ~1996
2052641514105283039 ~1996
205266473123159883910 ~1997
2052681594105363199 ~1996
2052707394105414799 ~1996
2052762714105525439 ~1996
2052841434105682879 ~1996
2052850434105700879 ~1996
205291973123175183910 ~1997
2053072794106145599 ~1996
2053098234106196479 ~1996
2053142994106285999 ~1996
2053214394106428799 ~1996
2053217514106435039 ~1996
205331549164265239310 ~1997
205333061123199836710 ~1997
205333613287467058310 ~1998
2053405194106810399 ~1996
205346761328554817710 ~1998
205356791164285432910 ~1997
2053601634107203279 ~1996
2770
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25-04-20