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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
1948031393896062799 ~1996
194807477155845981710 ~1997
1948182771519582560711 ~2000
1948204433896408879 ~1996
1948249193896498399 ~1996
1948272113896544239 ~1996
1948275713896551439 ~1996
1948332113896664239 ~1996
1948434713896869439 ~1996
194845697116907418310 ~1997
194849581116909748710 ~1997
194850233272790326310 ~1998
194854087194854087110 ~1997
1948566593897133199 ~1996
1948584593897169199 ~1996
194867359194867359110 ~1997
194870917116922550310 ~1997
194871773116923063910 ~1997
1948753913897507839 ~1996
194876393584629179110 ~1999
194882789272835904710 ~1998
1948878113897756239 ~1996
1948886513897773039 ~1996
1948897313897794639 ~1996
1948899113897798239 ~1996
Exponent Prime Factor Digits Year
1948920233897840479 ~1996
1948936913897873839 ~1996
1948938593897877199 ~1996
1948995593897991199 ~1996
194899933116939959910 ~1997
1949033633898067279 ~1996
1949067113898134239 ~1996
1949102633898205279 ~1996
1949110193898220399 ~1996
194914751155931800910 ~1997
194919947467807872910 ~1998
194921773116953063910 ~1997
1949229113898458239 ~1996
194924027350863248710 ~1998
1949255393898510799 ~1996
1949265831871295196911 ~2000
1949335913898671839 ~1996
1949406713898813439 ~1996
1949457593898915199 ~1996
1949497433898994879 ~1996
194950321311920513710 ~1998
1949545793899091599 ~1996
1949546512846337904711 ~2000
194955821116973492710 ~1997
1949563193899126399 ~1996
Exponent Prime Factor Digits Year
1949602313899204639 ~1996
194964101116978460710 ~1997
194972443194972443110 ~1997
1949729513899459039 ~1996
194973749155978999310 ~1997
194975447155980357710 ~1997
1949796113899592239 ~1996
1949811833899623679 ~1996
1949828993899657999 ~1996
1949834993899669999 ~1996
194985059155988047310 ~1997
194989709155991767310 ~1997
1950086033900172079 ~1996
1950178913900357839 ~1996
1950244433900488879 ~1996
195025049156020039310 ~1997
1950251633900503279 ~1996
1950326393900652799 ~1996
1950343793900687599 ~1996
1950344033900688079 ~1996
1950357833900715679 ~1996
1950369233900738479 ~1996
1950419993900839999 ~1996
1950445793900891599 ~1996
1950461393900922799 ~1996
Exponent Prime Factor Digits Year
195047147156037717710 ~1997
195051809741196874310 ~1999
1950607313901214639 ~1996
1950633113901266239 ~1996
1950655433901310879 ~1996
195067781117040668710 ~1997
195071557117042934310 ~1997
1950739193901478399 ~1996
1950745433901490879 ~1996
1950751313901502639 ~1996
195076601117045960710 ~1997
1950772193901544399 ~1996
195084181117050508710 ~1997
195090913117054547910 ~1997
1950963713901927439 ~1996
195108061312172897710 ~1998
195111979195111979110 ~1997
1951153913902307839 ~1996
1951175993902351999 ~1996
195124367156099493710 ~1997
1951244633902489279 ~1996
1951271993902543999 ~1996
1951304993902609999 ~1996
1951426913902853839 ~1996
195144431624462179310 ~1999
2817
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25-07-08