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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
291727134084179839 ~1991
29172959583459198 ~1989
291729731750378399 ~1990
29172989140030347310 ~1993
29173031583460638 ~1989
29173439583468798 ~1989
29173451583469038 ~1989
29173643583472878 ~1989
29174819583496398 ~1989
29175491583509838 ~1989
29176883583537678 ~1989
29177279583545598 ~1989
291781811750690879 ~1990
29178503583570078 ~1989
29178599583571998 ~1989
29178659583573198 ~1989
291787072334296579 ~1991
29179043583580878 ~1989
29179211583584238 ~1989
291794418753832319 ~1992
29180471583609438 ~1989
291807371750844239 ~1990
29181023583620478 ~1989
291816432918164319 ~1991
291816534085431439 ~1991
Exponent Prime Factor Digits Year
291816971750901839 ~1990
291824712918247119 ~1991
29182619583652398 ~1989
29183461204284227110 ~1993
29183471583669438 ~1989
29183783583675678 ~1989
291837894085730479 ~1991
291840172334721379 ~1991
29184059583681198 ~1989
29184191583683838 ~1989
29184719583694398 ~1989
29184839583696798 ~1989
29185703583714078 ~1989
291857211751143279 ~1990
29185763583715278 ~1989
291864475253560479 ~1992
291864534086103439 ~1991
291871577004917699 ~1992
29187479583749598 ~1989
291875115253751999 ~1992
29188559583771198 ~1989
29189183583783678 ~1989
291897117589324879 ~1992
29190257233522056110 ~1993
29190383583807678 ~1989
Exponent Prime Factor Digits Year
29190839583816798 ~1989
29191271583825438 ~1989
29191583583831678 ~1989
29192651583853038 ~1989
29193011583860238 ~1989
291934331751605999 ~1990
29193779583875598 ~1989
29193803583876078 ~1989
291938416422645039 ~1992
29193863583877278 ~1989
29194103583882078 ~1989
291942472335539779 ~1991
29194283583885678 ~1989
29195051583901038 ~1989
29195407116781628110 ~1992
29195531583910638 ~1989
29195651583913038 ~1989
29196143583922878 ~1989
29196239583924798 ~1989
29196263583925278 ~1989
29196731583934638 ~1989
29196851583937038 ~1989
29196971583939438 ~1989
29197331583946638 ~1989
29197439583948798 ~1989
Exponent Prime Factor Digits Year
29197631583952638 ~1989
29198243583964878 ~1989
29198423583968478 ~1989
29199239583984798 ~1989
29199311583986238 ~1989
29200163584003278 ~1989
29200799584015998 ~1989
29200859584017198 ~1989
29200943584018878 ~1989
29201339584026798 ~1989
29201351584027038 ~1989
292013512336108099
29201759584035198 ~1989
29201951584039038 ~1989
29202539584050798 ~1989
29203151584063038 ~1989
29203463584069278 ~1989
29203631584072638 ~1989
29204183584083678 ~1989
292044011752264079 ~1990
29204999584099998 ~1989
29205119584102398 ~1989
29205419584108398 ~1989
29205563584111278 ~1989
292062371752374239 ~1990
1698
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25-04-13