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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.
Exp. Prime Factor Digits Year
490111198022237 ~1983
4901153294069198 ~1984
4901249392099938 ~1985
4901453294087198 ~1984
4901537392122978 ~1985
490157998031597 ~1983
4901657686231998 ~1985
4901851882333198 ~1986
4902691490269118 ~1985
490304398060877 ~1983
49030431176730339
49030793530216899 ~1987
49032191667094479 ~1986
49032192843867039
490331998066397 ~1983
4903397294203838 ~1984
4903553294213198 ~1984
490357198071437 ~1983
4903637392290978 ~1985
49038191667298479 ~1986
4904077294244638 ~1984
490430398086077 ~1983
490435198087037 ~1983
4904353294261198 ~1984
4904657392372578 ~1985
Exp. Prime Factor Digits Year
4904699392375938 ~1985
490475998095197 ~1983
4905079490507918 ~1985
4905301294318078 ~1984
49053371177280899 ~1986
490543198108637 ~1983
4905473294328398 ~1984
490586398117277 ~1983
4905917392473378 ~1985
490610398122077 ~1983
49061031569952979
4906261294375678 ~1984
4906469392517538 ~1985
490661998132397 ~1983
490663198132637 ~1983
4906633294397998 ~1984
490669198133837 ~1983
490676398135277 ~1983
4906973686976238 ~1985
4907081392566498 ~1985
490709998141997 ~1983
490715998143197 ~1983
490718398143677 ~1983
490721998144397 ~1983
4907297294437838 ~1984
Exp. Prime Factor Digits Year
4907381294442878 ~1984
49075931177822339 ~1986
4907801392624098 ~1985
4907831392626498 ~1985
4907921294475278 ~1984
4908097294485838 ~1984
4908107392648578 ~1985
4908107883459278
49081332257741199 ~1987
49081792355925939 ~1987
4908187490818718 ~1985
490831198166237 ~1983
49083472356006579 ~1987
4908377392670178 ~1985
490855198171037 ~1983
490886398177277 ~1983
4908907490890718 ~1985
4908979490897918 ~1985
4909013294540798 ~1984
4909193294551598 ~1984
490919998183997 ~1983
490940398188077 ~1983
490945198189037 ~1983
4909747490974718 ~1985
4909781392782498 ~1985
Exp. Prime Factor Digits Year
491009998201997 ~1983
491035198207037 ~1983
4910371491037118 ~1985
4910537294632238 ~1984
491057998211597 ~1983
4910597294635838 ~1984
4910621294637278 ~1984
491065198213037 ~1983
4910833294649998 ~1984
491108398221677 ~1983
4911451491145118 ~1985
49115394420385119 ~1987
491155198231037 ~1983
491174398234877 ~1983
491183998236797 ~1983
491209198241837 ~1983
4912207491220718 ~1985
4912247392979778 ~1985
49123431277209199 ~1986
4912459884242638 ~1986
4912553294753198 ~1984
491255998251197 ~1983
4912841393027298 ~1985
49129911277377679 ~1986
4913339393067138 ~1985
677
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25-06-29