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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
16218803324376078 ~1987
162188034216888799
16219211324384238 ~1987
162193372270707199 ~1989
16219499324389998 ~1987
16219883324397678 ~1987
16221203324424078 ~1987
162216411297731299 ~1989
16221983324439678 ~1987
16222259324445198 ~1987
162222591297780739
162224696164538239 ~1990
16222499324449998 ~1987
162226672920080079 ~1990
16222691324453838 ~1987
16222733973363998 ~1988
16222763324455278 ~1987
16223411324468238 ~1987
16224053973443198 ~1988
162242831622428319 ~1989
16224419324488398 ~1987
16224599324491998 ~1987
162247132271459839 ~1989
16225283324505678 ~1987
16225571324511438 ~1987
Exponent Prime Factor Digits Year
16225991324519838 ~1987
16226459324529198 ~1987
16226519324530398 ~1987
16226543324530878 ~1987
162268071298144579 ~1989
16227023324540478 ~1987
16227119324542398 ~1987
16227479324549598 ~1987
16227671324553438 ~1987
16227803324556078 ~1987
16227839324556798 ~1987
162278511298228099 ~1989
16228991324579838 ~1987
16229243324584878 ~1987
16229413973764798 ~1988
16229723324594478 ~1987
16230023324600478 ~1987
162306591298452739 ~1989
162309171298473379 ~1989
16230983324619678 ~1987
162309834220055599
16231079324621598 ~1987
16231199324623998 ~1987
16231763324635278 ~1987
16232459324649198 ~1987
Exponent Prime Factor Digits Year
16233383324667678 ~1987
16233551324671038 ~1987
16233803324676078 ~1987
16234019324680398 ~1987
16234061974043678 ~1988
162343731334465460711 ~1994
16234451324689038 ~1987
162345834220991599 ~1990
16234859324697198 ~1987
16235183324703678 ~1987
16235759324715198 ~1987
16235903324718078 ~1987
16236023324720478 ~1987
16236131324722638 ~1987
16236191324723838 ~1987
16236299324725998 ~1987
16236743324734878 ~1987
16237751652757590310 ~1993
16238279324765598 ~1987
16238399324767998 ~1987
162384295196297299 ~1990
16238543324770878 ~1987
16238773974326398 ~1988
16238903324778078 ~1987
16238951324779038 ~1987
Exponent Prime Factor Digits Year
16239073974344398 ~1988
16239719324794398 ~1987
16239791324795838 ~1987
162398271299186179 ~1989
16240271324805438 ~1987
16240619587910407910 ~1993
16240751324815038 ~1987
16240883324817678 ~1987
16241051324821038 ~1987
16241471324829438 ~1987
16241591324831838 ~1987
162416271299330179 ~1989
16241633974497998 ~1988
16241639324832798 ~1987
16241891324837838 ~1987
16242203324844078 ~1987
16242251324845038 ~1987
16242431324848638 ~1987
16242491324849838 ~1987
16243079324861598 ~1987
16243091324861838 ~1987
16243133974587998 ~1988
16243739324874798 ~1987
162437572274125999 ~1989
16244099324881998 ~1987
1279
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25-04-13