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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
204801481819205924110 ~1999
2048076114096152239 ~1996
2048159394096318799 ~1996
204830221450626486310 ~1998
204838721122903232710 ~1997
2048407914096815839 ~1996
204846953122908171910 ~1997
204857647204857647110 ~1998
2048621034097242079 ~1996
204863411368754139910 ~1998
2048643114097286239 ~1996
204865711204865711110 ~1998
2048663394097326799 ~1996
2048776434097552879 ~1996
204879293122927575910 ~1997
2048810514097621039 ~1996
204882001122929200710 ~1997
204897223327835556910 ~1998
2049039114098078239 ~1996
204906791532757656710 ~1999
2049114114098228239 ~1996
2049139314098278639 ~1996
2049368634098737279 ~1996
204938081163950464910 ~1997
204946613122967967910 ~1997
Exponent Prime Factor Digits Year
204956597122973958310 ~1997
2049596634099193279 ~1996
204962497122977498310 ~1997
2049721434099442879 ~1996
204976777122986066310 ~1997
2049920034099840079 ~1996
2049962994099925999 ~1996
2049994794099989599 ~1996
2050002234100004479 ~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
2050574394101148799 ~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
2051318634102637279 ~1996
205134329287188060710 ~1998
2051388834102777679 ~1996
Exponent Prime Factor Digits Year
205140493451309084710 ~1998
205142369164113895310 ~1997
2051568594103137199 ~1996
205156997164125597710 ~1997
2051651394103302799 ~1996
205170611369307099910 ~1998
2051748834103497679 ~1996
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
2816
GIMPS The Prime Pages FactorDb.com
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25-06-08