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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
15551579311031598 ~1987
15551639311032798 ~1987
15551891311037838 ~1987
15552143311042878 ~1987
15552437933146238 ~1988
155536212488579379 ~1989
15553633933217998 ~1988
15553823311076478 ~1987
15553859311077198 ~1987
15553931311078638 ~1987
155549532488792499 ~1989
15555203311104078 ~1987
15555251311105038 ~1987
15555311311106238 ~1987
15555563311111278 ~1987
15555863311117278 ~1987
15556091311121838 ~1987
15556511311130238 ~1987
15557831311156638 ~1987
15557999311159998 ~1987
15558479311169598 ~1987
15558503311170078 ~1987
15559079311181598 ~1987
15559559311191198 ~1987
15559633933577998 ~1988
Exponent Prime Factor Digits Year
15559763311195278 ~1987
15559931311198638 ~1987
15559991311199838 ~1987
15560773933646398 ~1988
15561251311225038 ~1987
15561251476174280710
15561431311228638 ~1987
15561599311231998 ~1987
15561671311233438 ~1987
15561761933705678 ~1988
155618273734838499 ~1990
15561839311236798 ~1987
15561863311237278 ~1987
15562523311250478 ~1987
15563047261459189710 ~1992
15563573933814398 ~1988
15563843311276878 ~1987
15565021933901278 ~1988
15565393933923598 ~1988
15565559311311198 ~1987
15565943311318878 ~1987
15565943115187978310
15566051311321038 ~1987
155663038717129699 ~1991
15566819311336398 ~1987
Exponent Prime Factor Digits Year
15567131311342638 ~1987
155674371245394979 ~1989
15567683311353678 ~1987
15568117934087038 ~1988
15568439311368798 ~1987
15568919311378398 ~1987
15569003311380078 ~1987
15569051311381038 ~1987
15569663311393278 ~1987
15569903311398078 ~1987
15570251311405038 ~1987
15570911311418238 ~1987
15570983311419678 ~1987
15571019311420398 ~1987
15571121934267278 ~1988
15571151311423038 ~1987
15571981934318878 ~1988
15572099311441998 ~1987
155721712802990799 ~1989
15572279311445598 ~1987
155729591557295919 ~1989
15573023311460478 ~1987
15573533934411998 ~1988
15573731311474638 ~1987
15573851311477038 ~1987
Exponent Prime Factor Digits Year
15574211311484238 ~1987
15574283311485678 ~1987
15574511311490238 ~1987
155748432491974899 ~1989
15575951311519038 ~1987
155764611246116899 ~1989
15576791311535838 ~1987
15576971311539438 ~1987
15577043311540878 ~1987
15577343311546878 ~1987
15577363202505719110 ~1992
15577811311556238 ~1987
15577817934669038 ~1988
15578219311564398 ~1987
155788371246306979 ~1989
15579181934750878 ~1988
15579911311598238 ~1987
155801991246415939 ~1989
15580283311605678 ~1987
15580871311617438 ~1987
15580919311618398 ~1987
15580979311619598 ~1987
155811912804614399 ~1989
15581191102835860710
15581399311627998 ~1987
1254
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25-04-13