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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
19217442171537395373711 ~2005
1921816079384363215910 ~2004
1921857383384371476710 ~2004
1921861391384372278310 ~2004
1921937999384387599910 ~2004
1922054111384410822310 ~2004
1922063219384412643910 ~2004
1922102051384420410310 ~2004
19221459311922145931111 ~2005
1922185151384437030310 ~2004
1922235071384447014310 ~2004
19222492571153349554311 ~2005
19223007411537840592911 ~2005
1922421503384484300710 ~2004
1922437943384487588710 ~2004
1922469071384493814310 ~2004
1922605103384521020710 ~2004
1922655863384531172710 ~2004
1922660111384532022310 ~2004
1922660963384532192710 ~2004
1922671403384534280710 ~2004
19226752131153605127911 ~2005
1922730371384546074310 ~2004
19227706931153662415911 ~2005
1922845583384569116710 ~2004
Exponent Prime Factor Digits Year
1922944883384588976710 ~2004
19229451471538356117711 ~2005
1922958599384591719910 ~2004
1922994539384598907910 ~2004
1923010571384602114310 ~2004
19231584371153895062311 ~2005
1923270059384654011910 ~2004
19233857531154031451911 ~2005
19234165971154049958311 ~2005
19234295811154057748711 ~2005
1923546479384709295910 ~2004
1923572279384714455910 ~2004
1923586919384717383910 ~2004
1923615779384723155910 ~2004
1923632471384726494310 ~2004
19236432971154185978311 ~2005
19236935331154216119911 ~2005
19237572171154254330311 ~2005
1923760271384752054310 ~2004
19237677772693274887911 ~2006
19238514731154310883911 ~2005
1923853499384770699910 ~2004
1923858719384771743910 ~2004
19239201793463056322311 ~2006
1924020359384804071910 ~2004
Exponent Prime Factor Digits Year
19242256211154535372711 ~2005
1924226519384845303910 ~2004
1924323371384864674310 ~2004
1924398743384879748710 ~2004
1924478411384895682310 ~2004
1924486379384897275910 ~2004
1924498643384899728710 ~2004
1924537211384907442310 ~2004
1924543163384908632710 ~2004
1924556411384911282310 ~2004
1924609079384921815910 ~2004
19246556331154793379911 ~2005
19246751331154805079911 ~2005
1924886459384977291910 ~2004
192489588712704312854312 ~2007
1924916459384983291910 ~2004
1924928699384985739910 ~2004
19249693031924969303111 ~2005
19249712811154982768711 ~2005
1924985819384997163910 ~2004
1925033111385006622310 ~2004
1925091923385018384710 ~2004
1925108051385021610310 ~2004
1925108099385021619910 ~2004
1925175383385035076710 ~2004
Exponent Prime Factor Digits Year
1925333183385066636710 ~2004
1925423579385084715910 ~2004
1925439539385087907910 ~2004
1925534183385106836710 ~2004
1925545403385109080710 ~2004
19256595531155395731911 ~2005
1925729783385145956710 ~2004
1925730011385146002310 ~2004
19257678911925767891111 ~2005
1925772671385154534310 ~2004
19257991194621917885711 ~2006
1925923679385184735910 ~2004
1926009539385201907910 ~2004
19260634132696488778311 ~2006
1926104639385220927910 ~2004
1926221879385244375910 ~2004
1926252059385250411910 ~2004
1926294659385258931910 ~2004
1926412619385282523910 ~2004
1926428711385285742310 ~2004
1926450563385290112710 ~2004
1926660383385332076710 ~2004
19266674113082667857711 ~2006
1926722879385344575910 ~2004
19267567731156054063911 ~2005
3778
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25-06-01