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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
4845221099969044219910 ~2007
48455077012907304620711 ~2008
4845574031969114806310 ~2007
48456137273876490981711 ~2008
4845710939969142187910 ~2007
48459773932907586435911 ~2008
48461659812907699588711 ~2008
4846848323969369664710 ~2007
48469274393877541951311 ~2008
4847215739969443147910 ~2007
4847231771969446354310 ~2007
48473801993877904159311 ~2008
4847570411969514082310 ~2007
48476161212908569672711 ~2008
4847881631969576326310 ~2007
48480300372908818022311 ~2008
4848033083969606616710 ~2007
4848051011969610202310 ~2007
4848152999969630599910 ~2007
484833186110666330094312 ~2009
48485599817757695969711 ~2009
48486187372909171242311 ~2008
48488770572909326234311 ~2008
4848915611969783122310 ~2007
4848947063969789412710 ~2007
Exponent Prime Factor Digits Year
4848995531969799106310 ~2007
4849045919969809183910 ~2007
4849263119969852623910 ~2007
4849555211969911042310 ~2007
4850169503970033900710 ~2007
48501705617760272897711 ~2009
48504428813880354304911 ~2008
4850447099970089419910 ~2007
48504784972910287098311 ~2008
48506814532910408871911 ~2008
4850871611970174322310 ~2007
48509944132910596647911 ~2008
4851093839970218767910 ~2007
4851100151970220030310 ~2007
4851228731970245746310 ~2007
48513289874851328987111 ~2008
4851355919970271183910 ~2007
4851545711970309142310 ~2007
48518734634851873463111 ~2008
4851955943970391188710 ~2007
485202823115526490339312 ~2010
48521227212911273632711 ~2008
4852219871970443974310 ~2007
4852228571970445714310 ~2007
4852329551970465910310 ~2007
Exponent Prime Factor Digits Year
4852395659970479131910 ~2007
48524453572911467214311 ~2008
4852575323970515064710 ~2007
4852700003970540000710 ~2007
4852802231970560446310 ~2007
48529003034852900303111 ~2008
48529088813882327104911 ~2008
485297210911647133061712 ~2009
4853060171970612034310 ~2007
4853097443970619488710 ~2007
4853134199970626839910 ~2007
4853152751970630550310 ~2007
4853274683970654936710 ~2007
48533427372912005642311 ~2008
4853404079970680815910 ~2007
4853507843970701568710 ~2007
4853611523970722304710 ~2007
485380970311649143287312 ~2009
4853889251970777850310 ~2007
4853912711970782542310 ~2007
48541218732912473123911 ~2008
48545147837767223652911 ~2009
4854533951970906790310 ~2007
4854901319970980263910 ~2007
4855353683971070736710 ~2007
Exponent Prime Factor Digits Year
4855643339971128667910 ~2007
4856121839971224367910 ~2007
4856172479971234495910 ~2007
4856264711971252942310 ~2007
4856363951971272790310 ~2007
4856503391971300678310 ~2007
48567069972914024198311 ~2008
4857389963971477992710 ~2007
4857592919971518583910 ~2007
48577109993886168799311 ~2008
4858053971971610794310 ~2007
4858224251971644850310 ~2007
4858266251971653250310 ~2007
4858360583971672116710 ~2007
4858553663971710732710 ~2007
4858694303971738860710 ~2007
4858774451971754890310 ~2007
4858911191971782238310 ~2007
4859083991971816798310 ~2007
4859523671971904734310 ~2007
4859557343971911468710 ~2007
4859703371971940674310 ~2007
48597611393887808911311 ~2008
4859931239971986247910 ~2007
4859991443971998288710 ~2007
4027
GIMPS The Prime Pages FactorDb.com
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25-04-13