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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
41923019838460398 ~1991
41923103838462078 ~1991
419240631140334513711 ~1996
41925563838511278 ~1991
419264812515588879 ~1992
41926499838529998 ~1991
419274972515649839 ~1992
41927497100625992910
419276474192764719 ~1992
419298893354391139 ~1992
41930111838602238 ~1991
41930639838612798 ~1991
419309572515857439 ~1992
41931551838631038 ~1991
41933819838676398 ~1991
41934301192897784710 ~1994
41934443838688878 ~1991
41934479838689598 ~1991
41936351838727038 ~1991
41937299838745998 ~1991
41937839838756798 ~1991
41937851838757038 ~1991
41938163838763278 ~1991
41938199838763998 ~1991
419388074193880719 ~1992
Exponent Prime Factor Digits Year
419401612516409679 ~1992
41940383838807678 ~1991
41940599838811998 ~1991
41941943838838878 ~1991
41942123838842478 ~1991
41942951838859038 ~1991
41943491838869838 ~1991
41943623838872478 ~1991
41943971838879438 ~1991
419444517550001199 ~1993
419445372516672239 ~1992
419456412516738479 ~1992
41945903838918078 ~1991
41947739838954798 ~1991
419480572516883439 ~1992
419492412516954479 ~1992
41949443838988878 ~1991
41949503838990078 ~1991
41950439839008798 ~1991
41952359839047198 ~1991
419529732517178399 ~1992
41953139839062798 ~1991
41954303839086078 ~1991
41955191839103838 ~1991
419557372517344239 ~1992
Exponent Prime Factor Digits Year
41956451839129038 ~1991
41957183839143678 ~1991
41958073226573594310 ~1994
41958599839171998 ~1991
41960591839211838 ~1991
41961791839235838 ~1991
41962049134278556910 ~1993
41962619839252398 ~1991
41962631839252638 ~1991
419636532517819199 ~1992
41963711839274238 ~1991
419645412517872479 ~1992
41965799839315998 ~1991
41965991839319838 ~1991
41966063839321278 ~1991
419686731913771488911 ~1996
41969171839383438 ~1991
419712612518275679 ~1992
41971739839434798 ~1991
41971763839435278 ~1991
41972219839444398 ~1991
419735213357881699 ~1992
41974259839485198 ~1991
419744532518467199 ~1992
41975051839501038 ~1991
Exponent Prime Factor Digits Year
419757535876605439 ~1993
419762932518577599 ~1992
41977451839549038 ~1991
41978501201496804910 ~1994
41978939839578798 ~1991
419796972518781839 ~1992
41980331839606638 ~1991
41980643839612878 ~1991
419806634198066319 ~1992
419808532518851199 ~1992
41981063839621278 ~1991
41981399839627998 ~1991
41981711839634238 ~1991
419826172518957039 ~1992
41982971839659438 ~1991
419831332518987999 ~1992
41983379839667598 ~1991
41984171839683438 ~1991
41984759839695198 ~1991
41987411839748238 ~1991
41990309327524410310 ~1994
419903212519419279 ~1992
419904132519424799 ~1992
41990423839808478 ~1991
419906572519439439 ~1992
1965
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25-06-08