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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
22722527109068129710 ~1992
22722839454456798 ~1988
22723451454469038 ~1988
22724183454483678 ~1988
22724363454487278 ~1988
227244192272441919 ~1990
227247891817983139 ~1990
227248331363489999 ~1990
227249871817998979 ~1990
22725359454507198 ~1988
22726163454523278 ~1988
227263933636222899 ~1991
22726499454529998 ~1988
227270413636326579 ~1991
22727063454541278 ~1988
227275439545568079 ~1992
22727651454553038 ~1988
22728143454562878 ~1988
227281875454764899 ~1991
22729043454580878 ~1988
227292771363756639 ~1990
22729403454588078 ~1988
22729523454590478 ~1988
22730159454603198 ~1988
227303411363820479 ~1990
Exponent Prime Factor Digits Year
227306331363837999 ~1990
22730651454613038 ~1988
22730663454613278 ~1988
22731299168211612710 ~1992
22731311454626238 ~1988
22731743454634878 ~1988
22731899454637998 ~1988
227320491818563939 ~1990
22732271454645438 ~1988
22732571454651438 ~1988
22732739454654798 ~1988
22733159454663198 ~1988
22733279454665598 ~1988
22733339454666798 ~1988
22733423454668478 ~1988
22734011454680238 ~1988
22734251454685038 ~1988
22734619600193941710 ~1994
22734851454697038 ~1988
227349531364097199 ~1990
22735019454700398 ~1988
22735763454715278 ~1988
22735931454718638 ~1988
227369331364215999 ~1990
22737059454741198 ~1988
Exponent Prime Factor Digits Year
22738151454763038 ~1988
22738211150072192710 ~1992
22739351454787038 ~1988
22739459454789198 ~1988
227410931364465599 ~1990
22741151454823038 ~1988
22741331454826638 ~1988
227415314093475599 ~1991
22741703454834078 ~1988
22741811454836238 ~1988
227423333183926639 ~1990
22742339454846798 ~1988
22742663454853278 ~1988
227433731364602399 ~1990
22745111454902238 ~1988
22745291454905838 ~1988
22745951454919038 ~1988
227463131364778799 ~1990
22746611454932238 ~1988
22747031454940638 ~1988
22747463454949278 ~1988
227484594094722639 ~1991
227487792274877919 ~1990
22748783454975678 ~1988
22748801181990408110 ~1992
Exponent Prime Factor Digits Year
22748903454978078 ~1988
22749011454980238 ~1988
22749059454981198 ~1988
22749371454987438 ~1988
22749563454991278 ~1988
22749803454996078 ~1988
22749851454997038 ~1988
22749911454998238 ~1988
22749959454999198 ~1988
22750103455002078 ~1988
22750379455007598 ~1988
22750439455008798 ~1988
227508432275084319 ~1990
227510093185141279 ~1991
227512493185174879 ~1991
22751723259369642310 ~1993
22752263455045278 ~1988
22752491455049838 ~1988
22753019455060398 ~1988
22753331455066638 ~1988
22754243455084878 ~1988
22754639455092798 ~1988
22754999455099998 ~1988
22755263455105278 ~1988
22755899455117998 ~1988
1504
GIMPS The Prime Pages FactorDb.com
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25-04-13