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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
18235643364712878 ~1988
18235799364715998 ~1988
182363476200357999 ~1991
18236363364727278 ~1988
18236891364737838 ~1988
18238079364761598 ~1988
18238691364773838 ~1988
18239099364781998 ~1988
182391411459131299 ~1989
18239843364796878 ~1988
18239891364797838 ~1988
182401071459208579 ~1989
18240119364802398 ~1988
18240143364802878 ~1988
18240179364803598 ~1988
18240419364808398 ~1988
18240479364809598 ~1988
182404794377714979
182406411094438479 ~1989
18240899364817998 ~1988
18241031364820638 ~1988
18241103364822078 ~1988
18241211364824238 ~1988
18241271364825438 ~1988
18241343364826878 ~1988
Exponent Prime Factor Digits Year
18241439364828798 ~1988
18241631364832638 ~1988
18241831149583014310 ~1992
18241991364839838 ~1988
182425571094553439 ~1989
182426331094557999 ~1989
18242699364853998 ~1988
182427372918837939 ~1990
18242951364859038 ~1988
182429692554015679 ~1990
18243083364861678 ~1988
182433611094601679 ~1989
182434371094606239 ~1989
18243671364873438 ~1988
182437671459501379 ~1989
18244211364884238 ~1988
18244403364888078 ~1988
182445311824453119 ~1989
182446073284029279 ~1990
18244669131361616910 ~1992
18244679364893598 ~1988
182450231824502319 ~1989
18245399364907998 ~1988
182456095838594899 ~1991
18245663364913278 ~1988
Exponent Prime Factor Digits Year
182457891459663139 ~1989
18245999364919998 ~1988
18246443364928878 ~1988
18246719364934398 ~1988
182479211094875279 ~1989
18247991364959838 ~1988
18248183364963678 ~1988
18248231364964638 ~1988
182484731094908399 ~1989
182486471824864719 ~1989
182487531094925199 ~1989
18248771364975438 ~1988
18248771102193117710
18249299364985998 ~1988
18249719364994398 ~1988
18249779364995598 ~1988
18250031365000638 ~1988
18250451365009038 ~1988
18250679365013598 ~1988
18250691365013838 ~1988
18251399365027998 ~1988
182518435840589779 ~1991
182524311460194499 ~1989
18252491365049838 ~1988
182527972555391599 ~1990
Exponent Prime Factor Digits Year
182531531095189199 ~1989
18253211365064238 ~1988
182542971095257839 ~1989
18254783365095678 ~1988
18255071365101438 ~1988
18255119365102398 ~1988
18255299365105998 ~1988
18255383365107678 ~1988
182553971095323839 ~1989
18255431365108638 ~1988
18255623365112478 ~1988
182559531095357199 ~1989
18256499365129998 ~1988
18256559365131198 ~1988
182566811095400879 ~1989
18256943365138878 ~1988
182570531095423199 ~1989
18257111365142238 ~1988
18257159365143198 ~1988
182585571460684579 ~1989
182587811095526879 ~1989
182587873286581679 ~1990
18258923365178478 ~1988
182596914747519679 ~1990
182597771095586639 ~1989
1394
GIMPS The Prime Pages FactorDb.com
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25-09-22