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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
22848011456960238 ~1988
22848359456967198 ~1988
22848719456974398 ~1988
22849163456983278 ~1988
22849199456983998 ~1988
22849643456992878 ~1988
22849679456993598 ~1988
22849763456995278 ~1988
228502571371015439 ~1990
228505911828047299 ~1990
22850843457016878 ~1988
22850963457019278 ~1988
22851011457020238 ~1988
22852163457043278 ~1988
22852201324501254310 ~1993
22852283457045678 ~1988
22852331457046638 ~1988
22853483457069678 ~1988
22854599457091998 ~1988
22854731457094638 ~1988
22854959457099198 ~1988
22855139457102798 ~1988
228553731371322399 ~1990
22856699457133998 ~1988
22857119457142398 ~1988
Exponent Prime Factor Digits Year
22857203457144078 ~1988
228572211828577699 ~1990
22857683457153678 ~1988
228577618685949199 ~1992
22858019457160398 ~1988
22858151457163038 ~1988
22858679457173598 ~1988
22858763457175278 ~1988
22858991457179838 ~1988
228591192285911919 ~1990
22859411457188238 ~1988
22859471457189438 ~1988
228599712285997119 ~1990
22860203457204078 ~1988
22860419457208398 ~1988
22860791457215838 ~1988
228614571371687439 ~1990
22861463457229278 ~1988
22861511457230238 ~1988
228617811371706879 ~1990
22863371457267438 ~1988
22863839457276798 ~1988
228638871829110979 ~1990
228642133658274099 ~1991
22864739457294798 ~1988
Exponent Prime Factor Digits Year
22865831457316638 ~1988
22866323457326478 ~1988
22866719457334398 ~1988
22866743457334878 ~1988
22867139457342798 ~1988
22867391457347838 ~1988
228675314116155599 ~1991
22867931457358638 ~1988
228680991829447939 ~1990
22868159457363198 ~1988
22868171457363438 ~1988
22868231457364638 ~1988
22869263457385278 ~1988
22869503457390078 ~1988
22869839457396798 ~1988
22870031457400638 ~1988
228703133201843839 ~1991
228704811829638499 ~1990
22870511457410238 ~1988
22871099457421998 ~1988
228712571372275439 ~1990
22871423457428478 ~1988
22871483457429678 ~1988
22871903457438078 ~1988
22872299457445998 ~1988
Exponent Prime Factor Digits Year
228730732634978009711 ~1995
22873703457474078 ~1988
228738171829905379 ~1990
22873943457478878 ~1988
22874459457489198 ~1988
22874471457489438 ~1988
228748611829988899 ~1990
228750011372500079 ~1990
22875119457502398 ~1988
22875311457506238 ~1988
22875431457508638 ~1988
22875899457517998 ~1988
22875959457519198 ~1988
22876079457521598 ~1988
228760791830086339
22876979457539598 ~1988
228770811830166499 ~1990
22877171457543438 ~1988
228775272287752719 ~1990
22878083457561678 ~1988
22878539457570798 ~1988
22878851457577038 ~1988
22879823457596478 ~1988
228801891830415139 ~1990
22880243457604878 ~1988
1508
GIMPS The Prime Pages FactorDb.com
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25-04-13