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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
2090215914180431839 ~1996
2090227914180455839 ~1996
209026523543468959910 ~1999
209028241125416944710 ~1997
209038337167230669710 ~1997
2090396394180792799 ~1996
209053883543540095910 ~1999
209060941125436564710 ~1997
2090661714181323439 ~1996
209067821125440692710 ~1997
2090807994181615999 ~1996
2090818194181636399 ~1996
2090841594181683199 ~1996
2090869314181738639 ~1996
2090875194181750399 ~1996
209092999209092999110 ~1998
209096707334554731310 ~1998
2090967594181935199 ~1996
2091008034182016079 ~1996
2091052434182104879 ~1996
2091084114182168239 ~1996
209112973125467783910 ~1997
209116381125469828710 ~1997
2091238194182476399 ~1996
2091281514182563039 ~1996
Exponent Prime Factor Digits Year
2091403314182806639 ~1996
2091429714182859439 ~1996
2091444834182889679 ~1996
2091468311882321479111 ~2000
2091497634182995279 ~1996
2091542691296756467911 ~2000
209157293125494375910 ~1997
2091590034183180079 ~1996
2091596034183192079 ~1996
2091629394183258799 ~1996
2091669834183339679 ~1996
2091686994183373999 ~1996
2091706314183412639 ~1996
2091735714183471439 ~1996
2091761994183523999 ~1996
2091818514183637039 ~1996
2091858714183717439 ~1996
209188817167351053710 ~1997
2091905994183811999 ~1996
2092004514184009039 ~1996
2092045194184090399 ~1996
209207617125524570310 ~1997
2092079634184159279 ~1996
2092136394184272799 ~1996
209214799209214799110 ~1998
Exponent Prime Factor Digits Year
209215837125529502310 ~1997
2092190394184380799 ~1996
2092212234184424479 ~1996
2092253634184507279 ~1996
2092300194184600399 ~1996
209235293292929410310 ~1998
209237713125542627910 ~1997
2092424994184849999 ~1996
2092426794184853599 ~1996
2092427394184854799 ~1996
2092431594184863199 ~1996
2092437114184874239 ~1996
2092486194184972399 ~1996
2092501434185002879 ~1996
2092504794185009599 ~1996
2092518594185037199 ~1996
2092560234185120479 ~1996
2092628994185257999 ~1996
2092630794185261599 ~1996
2092656714185313439 ~1996
2092663914185327839 ~1996
209267551209267551110 ~1998
2092703394185406799 ~1996
2092708794185417599 ~1996
2092715394185430799 ~1996
Exponent Prime Factor Digits Year
2092765914185531839 ~1996
2092771194185542399 ~1996
2092771794185543599 ~1996
209278631167422904910 ~1997
209280133125568079910 ~1997
2092808994185617999 ~1996
2092809594185619199 ~1996
2092868514185737039 ~1996
2092961514185923039 ~1996
2093023194186046399 ~1996
2093105514186211039 ~1996
2093126994186253999 ~1996
2093127834186255679 ~1996
2093161194186322399 ~1996
2093183034186366079 ~1996
209332601125599560710 ~1997
209332601167466080910
2093490971465443679111 ~2000
209353171837412684110 ~1999
2093585994187171999 ~1996
209365141334984225710 ~1998
2093659914187319839 ~1996
2093671314187342639 ~1996
2093680314187360639 ~1996
2093705034187410079 ~1996
2826
GIMPS The Prime Pages FactorDb.com
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25-06-08