Home e-mail
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
15548231310964638 ~1987
15548363310967278 ~1987
15548417932905038 ~1988
15548837932930238 ~1988
155490471243923779 ~1989
15549659310993198 ~1987
155497071243976579 ~1989
15550319311006398 ~1987
15550517933031038 ~1988
15550763311015278 ~1987
155508191555081919 ~1989
15550823311016478 ~1987
15551099311021998 ~1987
15551171311023438 ~1987
15551363311027278 ~1987
15551579311031598 ~1987
15551639311032798 ~1987
15551891311037838 ~1987
15552143311042878 ~1987
15552437933146238 ~1988
155536212488579379 ~1989
15553633933217998 ~1988
15553823311076478 ~1987
15553859311077198 ~1987
15553931311078638 ~1987
Exponent Prime Factor Digits Year
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
15559763311195278 ~1987
15559931311198638 ~1987
15559991311199838 ~1987
15560773933646398 ~1988
15561251311225038 ~1987
15561251476174280710
15561431311228638 ~1987
15561599311231998 ~1987
15561671311233438 ~1987
15561761933705678 ~1988
Exponent Prime Factor Digits Year
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
15567131311342638 ~1987
155674371245394979 ~1989
15567683311353678 ~1987
15568117934087038 ~1988
15568439311368798 ~1987
15568919311378398 ~1987
15569003311380078 ~1987
15569051311381038 ~1987
15569663311393278 ~1987
15569903311398078 ~1987
Exponent Prime Factor Digits Year
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
15574211311484238 ~1987
15574283311485678 ~1987
15574511311490238 ~1987
155748432491974899 ~1989
15575951311519038 ~1987
155764611246116899 ~1989
15576791311535838 ~1987
15576971311539438 ~1987
15577043311540878 ~1987
15577343311546878 ~1987
1259
GIMPS The Prime Pages FactorDb.com
Home
4.768.925 digits 		e-mail
25-05-04