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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
37391339747826798 ~1990
37391603747832078 ~1990
37391999747839998 ~1990
37392263747845278 ~1990
373933612243601679 ~1991
37394639747892798 ~1990
37394663747893278 ~1990
373949098974778179 ~1993
37395119747902398 ~1990
37395719747914398 ~1990
37396343747926878 ~1990
37396763747935278 ~1990
37397039747940798 ~1990
37397663747953278 ~1990
37397903747958078 ~1990
373988772243932639 ~1991
37398983747979678 ~1990
37399259747985198 ~1990
37399979456279743910 ~1994
374016535236231439 ~1992
374026332244157999 ~1991
374028012244168079 ~1991
37403291748065838 ~1990
374033412244200479 ~1991
37404203748084078 ~1990
Exponent Prime Factor Digits Year
37404599748091998 ~1990
374050132244300799 ~1991
37405211748104238 ~1990
374057172244343039 ~1991
37405811748116238 ~1990
37405883748117678 ~1990
37406423748128478 ~1990
37408643748172878 ~1990
37411151748223038 ~1990
37411691748233838 ~1990
374127172244763039 ~1991
37413263748265278 ~1990
37413371748267438 ~1990
374138412244830479 ~1991
374139172244835039 ~1991
374153692993229539 ~1992
37419029112257087110 ~1993
37419491748389838 ~1990
37420343748406878 ~1990
374214592993716739 ~1992
37421519748430398 ~1990
37423583748471678 ~1990
37424291748485838 ~1990
37424459748489198 ~1990
374248998981975779 ~1993
Exponent Prime Factor Digits Year
37426223748524478 ~1990
37426643748532878 ~1990
374272312994178499 ~1992
374286412245718479 ~1991
37429391748587838 ~1990
37429523748590478 ~1990
374302012245812079 ~1991
37431731748634638 ~1990
37432463748649278 ~1990
37433723748674478 ~1990
374339116738103999 ~1992
374339872994718979 ~1992
37435991748719838 ~1990
37436831187184155110 ~1994
374371572246229439 ~1991
374372092994976739 ~1992
374380012246280079 ~1991
37440731748814638 ~1990
37442243748844878 ~1990
37442351748847038 ~1990
374423713744237119 ~1992
374426272995410179 ~1992
374430732246584399 ~1991
37443383748867678 ~1990
37444961269603719310 ~1994
Exponent Prime Factor Digits Year
37447561112342683110 ~1993
37448003748960078 ~1990
37448891748977838 ~1990
37451431247179444710 ~1994
37451483749029678 ~1990
374529532247177199 ~1991
374532313745323119 ~1992
374535618239783439 ~1993
374536319737944079 ~1993
37453739749074798 ~1990
37453919749078398 ~1990
374543692996349539 ~1992
37454951749099038 ~1990
374550075992801139 ~1992
37455503749110078 ~1990
37455923749118478 ~1990
37456271749125438 ~1990
374572932247437599 ~1991
37457663749153278 ~1990
374576692996613539 ~1992
374578098240717999 ~1993
37457963749159278 ~1990
37458119749162398 ~1990
37458683359603356910 ~1994
374588512996708099 ~1992
1869
GIMPS The Prime Pages FactorDb.com
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25-04-13