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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
604929619678873779 ~1994
604937991209875999 ~1992
604941111209882239 ~1992
604945791209891599 ~1992
604947231209894479 ~1992
604958391209916799 ~1992
604974711209949439 ~1992
604991391209982799 ~1992
605000573630003439 ~1993
605058831210117679 ~1992
605059791210119599 ~1992
605062213630373279 ~1993
605069031210138079 ~1992
60507703968123248110 ~1996
605078031210156079 ~1992
605092191210184399 ~1992
605099031210198079 ~1992
605099573630597439 ~1993
605100831210201679 ~1992
605104311210208639 ~1992
605125213630751279 ~1993
605135391210270799 ~1992
605144511210289039 ~1992
605170311210340639 ~1992
605181898472546479 ~1994
Exponent Prime Factor Digits Year
605194191210388399 ~1992
60519419108934954310
605195511210391039 ~1992
605196111210392239 ~1992
605196613631179679 ~1993
605208413631250479 ~1993
605222511210445039 ~1992
605235831210471679 ~1992
605242311210484639 ~1992
605242791210485599 ~1992
605245311210490639 ~1992
60524713145259311310 ~1994
605250711210501439 ~1992
605272813631636879 ~1993
605275431210550879 ~1992
605281791210563599 ~1992
605283711210567439 ~1992
605314911210629839 ~1992
60532489133171475910 ~1994
605328591210657199 ~1992
605328973631973839 ~1993
605350374842802979 ~1993
605359911210719839 ~1992
605367711210735439 ~1992
605393214843145699 ~1993
Exponent Prime Factor Digits Year
605394613632367679 ~1993
605399179686386739 ~1994
605401311210802639 ~1992
605403173632419039 ~1993
605430711210861439 ~1992
605471991210943999 ~1992
605487111210974239 ~1992
605492391210984799 ~1992
605495391210990799 ~1992
605521431211042879 ~1992
605527973633167839 ~1993
605529831211059679 ~1992
605530791211061599 ~1992
60553469726641628110 ~1996
605535231211070479 ~1992
605536311211072639 ~1992
605537631211075279 ~1992
605553111211106239 ~1992
605555631211111279 ~1992
605562711211125439 ~1992
605568173633409039 ~1993
605589294844714339 ~1993
605598831211197679 ~1992
605599911211199839 ~1992
605625711211251439 ~1992
Exponent Prime Factor Digits Year
60564971738892646310 ~1996
605701311211402639 ~1992
605706231211412479 ~1992
605720331647559297711 ~1997
605727831211455679 ~1992
605732511211465039 ~1992
605734791211469599 ~1992
605757733634546399 ~1993
60576847351345712710 ~1995
60576947109038504710 ~1994
605770613634623679 ~1993
605777031211554079 ~1992
605792094846336739 ~1993
605799711211599439 ~1992
605841711211683439 ~1992
605848973635093839 ~1993
605886591211773199 ~1992
605887191211774399 ~1992
605887911211775839 ~1992
605893516058935119 ~1993
605905311211810639 ~1992
605919831211839679 ~1992
605921933635531599 ~1993
605923191211846399 ~1992
605954533635727199 ~1993
2176
GIMPS The Prime Pages FactorDb.com
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25-06-08