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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
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
1949602313899204639 ~1996
194964101116978460710 ~1997
194972443194972443110 ~1997
1949729513899459039 ~1996
Exponent Prime Factor Digits Year
1949733713899467439 ~1996
194973749155978999310 ~1997
194975447155980357710 ~1997
1949787113899574239 ~1996
1949796113899592239 ~1996
1949811833899623679 ~1996
1949828993899657999 ~1996
1949834993899669999 ~1996
194985059155988047310 ~1997
194989709155991767310 ~1997
195003553117002131910 ~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
195047147156037717710 ~1997
Exponent Prime Factor Digits Year
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
1951063913902127839 ~1996
195108061312172897710 ~1998
195111979195111979110 ~1997
195114839624367484910 ~1999
1951153913902307839 ~1996
1951175993902351999 ~1996
195124367156099493710 ~1997
1951244633902489279 ~1996
1951271993902543999 ~1996
1951304993902609999 ~1996
1951426913902853839 ~1996
Exponent Prime Factor Digits Year
195144431624462179310 ~1999
195150257156120205710 ~1997
1951546913903093839 ~1996
195162437156129949710 ~1997
195168613117101167910 ~1997
1951690313903380639 ~1996
1951700513903401039 ~1996
1951703033903406079 ~1996
1951756793903513599 ~1996
1951775393903550799 ~1996
195179659195179659110 ~1997
195180919351325654310 ~1998
195181061156144848910 ~1997
195182291156145832910 ~1997
1951823033903646079 ~1996
1951859993903719999 ~1996
1951953233903906479 ~1996
195202873117121723910 ~1997
195204553117122731910 ~1997
1952054633904109279 ~1996
1952070593904141199 ~1996
1952141393904282799 ~1996
1952162993904325999 ~1996
195219391195219391110 ~1997
195219559351395206310 ~1998
2987
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26-01-11