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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
1267446137604676799 ~1995
1267474312534948639 ~1994
1267477937604867599 ~1995
1267495937604975599 ~1995
1267544512535089039 ~1994
1267545017605270079 ~1995
1267552432535104879 ~1994
126755899228160618310 ~1997
1267563592535127199 ~1994
1267583632535167279 ~1994
126760057202816091310 ~1997
126761983532400328710 ~1998
1267624792535249599 ~1994
1267644832535289679 ~1994
1267660912535321839 ~1994
1267692712535385439 ~1994
1267701832535403679 ~1994
126771149177479608710 ~1996
126771889304252533710 ~1997
1267758712535517439 ~1994
1267879432535758879 ~1994
1267906792535813599 ~1994
1267929777607578639 ~1995
1267964512535929039 ~1994
126797761380393283110 ~1997
Exponent Prime Factor Digits Year
1267981312535962639 ~1994
126801509101441207310 ~1996
126804767101443813710 ~1996
126807979228254362310 ~1997
126814469101451575310 ~1996
1268158817608952879 ~1995
1268160232536320479 ~1994
1268163232536326479 ~1994
1268163737608982399 ~1995
1268169737609018399 ~1995
1268215432536430879 ~1994
1268272017609632079 ~1995
1268278912536557839 ~1994
1268284792536569599 ~1994
1268292712536585439 ~1994
1268307712536615439 ~1994
1268313712536627439 ~1994
1268318992536637999 ~1994
1268343592536687199 ~1994
126836069101468855310 ~1996
1268383337610299999 ~1995
1268478592536957199 ~1994
1268479912536959839 ~1994
1268502592537005199 ~1994
1268530192537060399 ~1994
Exponent Prime Factor Digits Year
126855067228339120710 ~1997
1268568832537137679 ~1994
1268578312537156639 ~1994
1268590817611544879 ~1995
1268595112537190239 ~1994
126861929101489543310 ~1996
1268631112537262239 ~1994
1268677912537355839 ~1994
1268693813958324687311 ~2000
1268702032537404079 ~1994
1268723632537447279 ~1994
1268725912537451839 ~1994
1268742592537485199 ~1994
1268755192537510399 ~1994
1268768632537537279 ~1994
1268820712537641439 ~1994
1268823832537647679 ~1994
126883147126883147110 ~1996
126885329380655987110 ~1997
1268856537613139199 ~1995
1268930032537860079 ~1994
1268973112537946239 ~1994
1268979712537959439 ~1994
1268999992537999999 ~1994
1269031312538062639 ~1994
Exponent Prime Factor Digits Year
1269051112538102239 ~1994
1269054533121874143911 ~1999
1269099537614597199 ~1995
1269120112538240239 ~1994
1269136792538273599 ~1994
1269151377614908239 ~1995
1269160432538320879 ~1994
1269181312538362639 ~1994
1269193192538386399 ~1994
1269208977615253839 ~1995
126920951609220564910 ~1998
1269215632538431279 ~1994
1269275392538550799 ~1994
1269277432538554879 ~1994
1269316337615897999 ~1995
1269323032538646079 ~1994
1269339713274896451911 ~1999
1269354112538708239 ~1994
1269428632538857279 ~1994
1269435712538871439 ~1994
1269466617616799679 ~1995
126952751101562200910 ~1996
1269538312539076639 ~1994
1269562617617375679 ~1995
1269585377617512239 ~1995
2806
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26-03-22