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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
21810381455943620762911912 ~2020
21810767209143621534418312 ~2020
21811172903943622345807912 ~2020
21813147434343626294868712 ~2020
21815096545143630193090312 ~2020
21816678745143633357490312 ~2020
21819779393943639558787912 ~2020
21820001561943640003123912 ~2020
21821360527143642721054312 ~2020
21823062560343646125120712 ~2020
21824401013943648802027912 ~2020
21826870489143653740978312 ~2020
21827049073143654098146312 ~2020
21828294727143656589454312 ~2020
21828804650343657609300712 ~2020
21829348907943658697815912 ~2020
21829774219143659548438312 ~2020
21830487007143660974014312 ~2020
2183103073071440...28226314 2024
21833039269143666078538312 ~2020
21833983003143667966006312 ~2020
21834263911143668527822312 ~2020
21838332092343676664184712 ~2020
21840491813943680983627912 ~2020
21844749167943689498335912 ~2020
Exponent Prime Factor Dig. Year
21845133362343690266724712 ~2020
21846449501943692899003912 ~2020
21848244524343696489048712 ~2020
2184963205792665...11063914 2025
21850632569943701265139912 ~2020
2185197566038784...15440714 2023
2185318245234239...95746314 2023
21854874787143709749574312 ~2020
21857008430343714016860712 ~2020
21857920976343715841952712 ~2020
2185920697432666...50864714 2024
21860725975143721451950312 ~2020
21863653505943727307011912 ~2020
2186399773992623...28788114 2024
21866150960343732301920712 ~2020
21870576349143741152698312 ~2020
21873744728343747489456712 ~2020
21874067573943748135147912 ~2020
21874663466343749326932712 ~2020
21875207078343750414156712 ~2020
21880146049143760292098312 ~2020
21880968440343761936880712 ~2020
21882603368343765206736712 ~2020
21883015760343766031520712 ~2020
21883807931943767615863912 ~2020
Exponent Prime Factor Dig. Year
21884482553943768965107912 ~2020
21884756237943769512475912 ~2020
21885889448343771778896712 ~2020
2188788101771926...29557714 2024
21888782099943777564199912 ~2020
21890632496343781264992712 ~2020
21894249290343788498580712 ~2020
21894435893943788871787912 ~2020
21894822467943789644935912 ~2020
21895956896343791913792712 ~2020
21896118595143792237190312 ~2020
21897346849143794693698312 ~2020
21897400961943794801923912 ~2020
21898340090343796680180712 ~2020
2189993090171629...90864915 2024
21903539701143807079402312 ~2020
21905189951943810379903912 ~2020
21905480801943810961603912 ~2020
2190937225813505...61296114 2024
21911636279943823272559912 ~2020
21912212581143824425162312 ~2020
2191448968818897...13368714 2025
21915419713143830839426312 ~2020
21919916023143839832046312 ~2020
21922046198343844092396712 ~2020
Exponent Prime Factor Dig. Year
21922693765143845387530312 ~2020
2192347728315656...39039914 2024
21925707973143851415946312 ~2020
21926138036343852276072712 ~2020
21926962802343853925604712 ~2020
21928284133143856568266312 ~2020
21930076514343860153028712 ~2020
21930435745143860871490312 ~2020
21931202629143862405258312 ~2020
2193159219194605...60299114 2023
21932712221943865424443912 ~2020
2193402495291421...69479315 2024
21936711805143873423610312 ~2020
21938357990343876715980712 ~2020
21941399876343882799752712 ~2020
21942158750343884317500712 ~2020
21944575393143889150786312 ~2020
2194477739772628...22444715 2023
21945910243143891820486312 ~2020
21947029499943894058999912 ~2020
21951245429943902490859912 ~2020
21953610038343907220076712 ~2020
21955168249143910336498312 ~2020
21956468894343912937788712 ~2020
21958034366343916068732712 ~2020
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25-04-13