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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
220310533660931599110 ~1999
2203108194406216399 ~1996
2203132314406264639 ~1996
2203147795287554696111 ~2001
2203178034406356079 ~1996
2203334994406669999 ~1996
2203335594406671199 ~1996
220338073484743760710 ~1999
2203390794406781599 ~1996
220339151176271320910 ~1998
2203480816301955116711 ~2001
220357387220357387110 ~1998
220363987220363987110 ~1998
220364057132218434310 ~1997
220367711176294168910 ~1998
2203682994407365999 ~1996
220371869308520616710 ~1998
220377961132226776710 ~1997
2203783314407566639 ~1996
220384421132230652710 ~1997
2203865394407730799 ~1996
220389691220389691110 ~1998
2203975194407950399 ~1996
2204083194408166399 ~1996
2204125794408251599 ~1996
Exponent Prime Factor Digits Year
220414393132248635910 ~1997
220414939220414939110 ~1998
2204273514408547039 ~1996
2204331594408663199 ~1996
220440841132264504710 ~1997
220441777132265066310 ~1997
220453967396817140710 ~1998
220454263220454263110 ~1998
2204607834409215679 ~1996
2204661531366890148711 ~2000
220466287352746059310 ~1998
2204666634409333279 ~1996
220473479176378783310 ~1998
2204789394409578799 ~1996
2204820114409640239 ~1996
2204888394409776799 ~1996
220498981132299388710 ~1997
2205014994410029999 ~1996
220502819176402255310 ~1998
220504573132302743910 ~1997
220505443220505443110 ~1998
220505863220505863110 ~1998
220506491176405192910 ~1998
2205363114410726239 ~1996
2205427194410854399 ~1996
Exponent Prime Factor Digits Year
2205468834410937679 ~1996
2205470394410940799 ~1996
220553117308774363910 ~1998
220553731220553731110 ~1998
2205586194411172399 ~1996
220561183749908022310 ~1999
220567157132340294310 ~1997
2205743394411486799 ~1996
220579901132347940710 ~1997
2205819234411638479 ~1996
220583117132349870310 ~1997
220586161352937857710 ~1998
220595773132357463910 ~1997
2205999594411999199 ~1996
2206019634412039279 ~1996
2206090794412181599 ~1996
2206092714412185439 ~1996
2206144971764915976111 ~2000
2206233234412466479 ~1996
220632311176505848910 ~1998
2206341714412683439 ~1996
2206342314412684639 ~1996
220650581132390348710 ~1997
2206514394413028799 ~1996
2206548594413097199 ~1996
Exponent Prime Factor Digits Year
2206564314413128639 ~1996
2206672314413344639 ~1996
2206750434413500879 ~1996
2207057394414114799 ~1996
2207071914414143839 ~1996
220708493132425095910 ~1997
2207104194414208399 ~1996
220716917309003683910 ~1998
220719019220719019110 ~1998
2207233194414466399 ~1996
2207239914414479839 ~1996
220733839397320910310 ~1998
2207379834414759679 ~1996
220739837176591869710 ~1998
220742321176593856910 ~1998
220742791882971164110 ~1999
2207539434415078879 ~1996
2207657394415314799 ~1996
220766501176613200910 ~1998
2207723994415447999 ~1996
2207854794415709599 ~1996
2207930634415861279 ~1996
220793513132476107910 ~1997
2207958594415917199 ~1996
2207960634415921279 ~1996
2798
GIMPS The Prime Pages FactorDb.com
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25-04-13