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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 Dig. Year
28217747042356435494084712 ~2020
28219595347156439190694312 ~2020
28220846810356441693620712 ~2020
28224234194356448468388712 ~2020
28224240401956448480803912 ~2020
28225083980356450167960712 ~2020
28235924059156471848118312 ~2020
2823623123772162...28078315 2025
28237065317956474130635912 ~2020
28237711229956475422459912 ~2020
28239443138356478886276712 ~2020
2823961367934066...69819314 2023
28242067763956484135527912 ~2020
28244455964356488911928712 ~2020
28245080288356490160576712 ~2020
2824672507193898...59922314 2023
28250544281956501088563912 ~2020
28251298249156502596498312 ~2020
2825327775291508...20048715 2026
2825589974295877...46523314 2025
28255997659156511995318312 ~2020
28257301628356514603256712 ~2020
28258449743956516899487912 ~2020
28259852489956519704979912 ~2020
28262277563956524555127912 ~2020
Exponent Prime Factor Dig. Year
28266443966356532887932712 ~2020
28266774434356533548868712 ~2020
28267688491156535376982312 ~2020
28268634107956537268215912 ~2020
28270572920356541145840712 ~2020
2827378019392544...17451114 2024
28273815479956547630959912 ~2020
28274493385156548986770312 ~2020
28275733601956551467203912 ~2020
28276595750356553191500712 ~2020
28279266311956558532623912 ~2020
28281113137156562226274312 ~2020
28281328730356562657460712 ~2020
28283349889156566699778312 ~2020
28283880533956567761067912 ~2020
2828444714332432...54323914 2024
28288068776356576137552712 ~2020
2828836375913620...61164914 2025
28289765029156579530058312 ~2020
28291080410356582160820712 ~2020
28292098913956584197827912 ~2020
2829659799792037...55848914 2025
28296705653956593411307912 ~2020
2829693636831867...00307914 2024
28297059548356594119096712 ~2020
Exponent Prime Factor Dig. Year
28297665115156595330230312 ~2020
28298136235156596272470312 ~2020
28298182397956596364795912 ~2020
2829919426911358...24916914 2024
2829944808315433...31955314 2023
28300188416356600376832712 ~2020
28302119168356604238336712 ~2020
28302350828356604701656712 ~2020
28303472564356606945128712 ~2020
28304881723156609763446312 ~2020
28306304972356612609944712 ~2020
28307969708356615939416712 ~2020
28309580669956619161339912 ~2020
28312904198356625808396712 ~2020
28315285633156630571266312 ~2020
28316037773956632075547912 ~2020
2831919534111359...76372914 2024
28319239327156638478654312 ~2020
28319991371956639982743912 ~2020
28322064205156644128410312 ~2020
28324239575956648479151912 ~2020
28324660751956649321503912 ~2020
28324826201956649652403912 ~2020
28328730847156657461694312 ~2020
28330168928356660337856712 ~2020
Exponent Prime Factor Dig. Year
28333051370356666102740712 ~2020
28334455172356668910344712 ~2020
2833455501713196...59288915 2025
28335027206356670054412712 ~2020
28336067957956672135915912 ~2020
28339574989156679149978312 ~2020
2834023869412148...30127915 2024
28340808518356681617036712 ~2020
28343420801956686841603912 ~2020
2834430772494478...20534314 2024
28345249025956690498051912 ~2020
28350098261956700196523912 ~2020
2835026858417257...57529714 2025
28351605704356703211408712 ~2020
28353373760356706747520712 ~2020
28354578169156709156338312 ~2020
28357141394356714282788712 ~2020
28357506253156715012506312 ~2020
28358356697956716713395912 ~2020
28360101908356720203816712 ~2020
28360211990356720423980712 ~2020
2836113324534254...86795114 2023
28362755887156725511774312 ~2020
28363697828356727395656712 ~2020
28366168454356732336908712 ~2020
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26-02-08