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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
188894341913777886838311 ~2011
188907287513778145750311 ~2011
188911983233778239664711 ~2011
188933234513778664690311 ~2011
188938835513778776710311 ~2011
1889451427715115611421712 ~2013
188961597593779231951911 ~2011
188965963433779319268711 ~2011
1889810514111338863084712 ~2012
188982886313779657726311 ~2011
1889831653115118653224912 ~2013
188985919193779718383911 ~2011
1889902796926458639156712 ~2013
1889933286111339599716712 ~2012
1889938959118899389591112 ~2013
188996781233779935624711 ~2011
1889992870318899928703112 ~2013
189010387313780207746311 ~2011
189010471313780209426311 ~2011
1890188409711341130458312 ~2012
189022284593780445691911 ~2011
189032514593780650291911 ~2011
1890380155715123041245712 ~2013
189049150913780983018311 ~2011
189060756593781215131911 ~2011
Exponent Prime Factor Dig. Year
189062537393781250747911 ~2011
189100809113782016182311 ~2011
189106062833782121256711 ~2011
189112819193782256383911 ~2011
189116439233782328784711 ~2011
189134060513782681210311 ~2011
189137146193782742923911 ~2011
189137870033782757400711 ~2011
189140469713782809394311 ~2011
1891484386111348906316712 ~2012
1891494043115131952344912 ~2013
1891504214915132033719312 ~2013
189153727433783074548711 ~2011
189154236713783084734311 ~2011
189157074233783141484711 ~2011
189158841113783176822311 ~2011
189172342433783446848711 ~2011
189178608233783572164711 ~2011
1891929400111351576400712 ~2012
189208770233784175404711 ~2011
1892291386115138331088912 ~2013
189232363793784647275911 ~2011
189233335433784666708711 ~2011
1892572968111355437808712 ~2012
189263300633785266012711 ~2011
Exponent Prime Factor Dig. Year
189265500593785310011911 ~2011
189267112913785342258311 ~2011
1892683592915141468743312 ~2013
189270575633785411512711 ~2011
189270577313785411546311 ~2011
1892820147118928201471112 ~2013
189301978313786039566311 ~2011
189312145793786242915911 ~2011
189315445433786308908711 ~2011
1893182939326504561150312 ~2013
189318925793786378515911 ~2011
189323330993786466619911 ~2011
189332807393786656147911 ~2011
189346098713786921974311 ~2011
1893491881918934918819112 ~2013
189357567833787151356711 ~2011
189362377313787247546311 ~2011
1893753427711362520566312 ~2012
189383463593787669271911 ~2011
189384786833787695736711 ~2011
189385168793787703375911 ~2011
189385393313787707866311 ~2011
189388664033787773280711 ~2011
189397355393787947107911 ~2011
189408590393788171807911 ~2011
Exponent Prime Factor Dig. Year
189419114033788382280711 ~2011
189430195913788603918311 ~2011
1894444462111366666772712 ~2012
189446983793788939675911 ~2011
189451676513789033530311 ~2011
189455899793789117995911 ~2011
189458094833789161896711 ~2011
189458766713789175334311 ~2011
1894653635311367921811912 ~2012
1894709231311368255387912 ~2012
189476605313789532106311 ~2011
189481599113789631982311 ~2011
1894843517311369061103912 ~2012
1894905841311369435047912 ~2012
1895024295118950242951112 ~2013
189511844633790236892711 ~2011
189521940833790438816711 ~2011
189529678433790593568711 ~2011
189546940433790938808711 ~2011
1895492503918954925039112 ~2013
1895551105341702124316712 ~2014
189555757913791115158311 ~2011
189555765833791115316711 ~2011
189561428993791228579911 ~2011
1895664828111373988968712 ~2012
4425
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25-04-13