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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
28224240401956448480803912 ~2020
28235924059156471848118312 ~2020
28237065317956474130635912 ~2020
28237711229956475422459912 ~2020
28239443138356478886276712 ~2020
2823961367934066...69819314 2023
28245080288356490160576712 ~2020
2824672507193898...59922314 2023
28250544281956501088563912 ~2020
28251298249156502596498312 ~2020
28255997659156511995318312 ~2020
28258449743956516899487912 ~2020
28259852489956519704979912 ~2020
28266443966356532887932712 ~2020
28267688491156535376982312 ~2020
28268634107956537268215912 ~2020
28270572920356541145840712 ~2020
2827378019392544...17451114 2024
28273815479956547630959912 ~2020
28274493385156548986770312 ~2020
28275733601956551467203912 ~2020
28276595750356553191500712 ~2020
28279266311956558532623912 ~2020
28281328730356562657460712 ~2020
28283349889156566699778312 ~2020
Exponent Prime Factor Dig. Year
28283880533956567761067912 ~2020
2828444714332432...54323914 2024
2828836375913620...61164914 2025
28289765029156579530058312 ~2020
28291080410356582160820712 ~2020
28292098913956584197827912 ~2020
2829659799792037...55848914 2025
28296705653956593411307912 ~2020
2829693636831867...00307914 2024
28297059548356594119096712 ~2020
28298136235156596272470312 ~2020
28298182397956596364795912 ~2020
2829919426911358...24916914 2024
2829944808315433...31955314 2023
28300188416356600376832712 ~2020
28302119168356604238336712 ~2020
28302350828356604701656712 ~2020
28304881723156609763446312 ~2020
28306304972356612609944712 ~2020
28307969708356615939416712 ~2020
28309580669956619161339912 ~2020
28312904198356625808396712 ~2020
28315285633156630571266312 ~2020
28316037773956632075547912 ~2020
2831919534111359...76372914 2024
Exponent Prime Factor Dig. Year
28319239327156638478654312 ~2020
28322064205156644128410312 ~2020
28324239575956648479151912 ~2020
28324660751956649321503912 ~2020
28324826201956649652403912 ~2020
28328730847156657461694312 ~2020
28333051370356666102740712 ~2020
28335027206356670054412712 ~2020
28336067957956672135915912 ~2020
28339574989156679149978312 ~2020
2834023869412148...30127915 2024
28340808518356681617036712 ~2020
28343420801956686841603912 ~2020
2834430772494478...20534314 2024
28345249025956690498051912 ~2020
28350098261956700196523912 ~2020
28353373760356706747520712 ~2020
28354578169156709156338312 ~2020
28357141394356714282788712 ~2020
28357506253156715012506312 ~2020
28358356697956716713395912 ~2020
28360101908356720203816712 ~2020
2836113324534254...86795114 2023
28363697828356727395656712 ~2020
28366168454356732336908712 ~2020
Exponent Prime Factor Dig. Year
28366568177956733136355912 ~2020
28368105667156736211334312 ~2020
28370915341156741830682312 ~2020
28372026977956744053955912 ~2020
28372261631956744523263912 ~2020
28374436945156748873890312 ~2020
28378216231156756432462312 ~2020
28379000089156758000178312 ~2020
28379739434356759478868712 ~2020
28379984717956759969435912 ~2020
28381699807156763399614312 ~2020
28385191001956770382003912 ~2020
2839186474912555...27419114 2024
2839301985713594...39088715 2023
2839482928914770...20568914 2024
28396714585156793429170312 ~2020
2839719603436417...03751914 2023
28399086043156798172086312 ~2020
28399144193956798288387912 ~2020
28402910231956805820463912 ~2020
28403393003956806786007912 ~2020
2840569198334408...58081715 2025
28405904401156811808802312 ~2020
28406625349156813250698312 ~2020
2840773780433465...12124714 2024
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25-04-13