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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
11021741661304478 ~1987
11021741881739298
11021873661312398 ~1987
11021903220438078 ~1986
11022073661324398 ~1987
11023079220461598 ~1986
11023091220461838 ~1986
110234592645630179 ~1989
11023643220472878 ~1986
11023751220475038 ~1986
110238238157629039 ~1990
110239631102396319 ~1988
11024459220489198 ~1986
11024603220492078 ~1986
11024999220499998 ~1986
110250191102501919 ~1988
110251692425537199 ~1989
110251991102519919 ~1988
11025233661513998 ~1987
11025473661528398 ~1987
11026019220520398 ~1986
110265317277510479 ~1990
110265531543717439 ~1988
11026643220532878 ~1986
11026679220533598 ~1986
Exponent Prime Factor Digits Year
11026751220535038 ~1986
110268533308055919 ~1989
11027111220542238 ~1986
11027321882185698 ~1987
11027363220547278 ~1986
11027777661666638 ~1987
11027903220558078 ~1986
11027963220559278 ~1986
11028551220571038 ~1986
110285931544003039 ~1988
110287511102875119 ~1988
11029727882378178 ~1987
110298674411946819 ~1989
11029877661792638 ~1987
11030039220600798 ~1986
11030057661803438 ~1987
11030303220606078 ~1986
11030387882430978 ~1987
11030423220608478 ~1986
11030471220609438 ~1986
11030531220610638 ~1986
110306332647351939 ~1989
11030711220614238 ~1986
11031193661871598 ~1987
11031221882497698 ~1987
Exponent Prime Factor Digits Year
11031253661875198 ~1987
11031689882535138 ~1987
11031983220639678 ~1986
11032163220643278 ~1986
11032237661934238 ~1987
110326031103260319 ~1988
11033041661982478 ~1987
11033279220665598 ~1986
11033333661999998 ~1987
11033591220671838 ~1986
11033657662019438 ~1987
11033723220674478 ~1986
11033723105923740910
11033903220678078 ~1986
110339095296276339 ~1989
11034277662056638 ~1987
110342992648231779 ~1989
110345591103455919 ~1988
11034599220691998 ~1986
11034757662085438 ~1987
11035463220709278 ~1986
11036099220721998 ~1986
11036401662184078 ~1987
11036687882934978 ~1987
11036771220735438 ~1986
Exponent Prime Factor Digits Year
110368731545162239 ~1988
11037083220741678 ~1986
11037149882971938 ~1987
11037839220756798 ~1986
11037899220757998 ~1986
110384295960751679 ~1989
11038493662309598 ~1987
110392574415702819 ~1989
11039429883154338 ~1987
11039461662367678 ~1987
11039663220793278 ~1986
11039711220794238 ~1986
110401811766428979 ~1988
11040587883246978 ~1987
11040833662449998 ~1987
11040983220819678 ~1986
110411116403844399 ~1990
110411591104115919 ~1988
11041417662485038 ~1987
11041441662486478 ~1987
110414639937316719 ~1990
11041571220831438 ~1986
11041601662496078 ~1987
11042183220843678 ~1986
11042399883391938 ~1987
1081
GIMPS The Prime Pages FactorDb.com
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25-07-08