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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
604621791209243599 ~1992
604637274837098179 ~1993
604653231209306479 ~1992
604653711209307439 ~1992
604666914837335299 ~1993
604673391209346799 ~1992
604676631209353279 ~1992
604682813628096879 ~1993
604695831209391679 ~1992
604700511209401039 ~1992
604701591209403199 ~1992
604717911209435839 ~1992
604724031209448079 ~1992
604726191209452399 ~1992
60472939290270107310 ~1995
604731231209462479 ~1992
604745031209490079 ~1992
604754394838035139 ~1993
604767231209534479 ~1992
604773173628639039 ~1993
604773591209547199 ~1992
604783373628700239 ~1993
60479891399167280710 ~1995
604799813628798879 ~1993
604819191209638399 ~1992
Exponent Prime Factor Digits Year
604827594838620739 ~1993
604828791209657599 ~1992
604835391209670799 ~1992
604839111209678239 ~1992
604850631209701279 ~1992
60485263205649894310 ~1995
604876431209752879 ~1992
604887831209775679 ~1992
604910239678563699 ~1994
604913391209826799 ~1992
604915516049155119 ~1993
604920733629524399 ~1993
604929619678873779 ~1994
604937991209875999 ~1992
604941111209882239 ~1992
604945791209891599 ~1992
604947231209894479 ~1992
604958391209916799 ~1992
604974711209949439 ~1992
604991391209982799 ~1992
605000573630003439 ~1993
605058831210117679 ~1992
605062213630373279 ~1993
605069031210138079 ~1992
60507703968123248110 ~1996
Exponent Prime Factor Digits Year
605078031210156079 ~1992
605092191210184399 ~1992
605099031210198079 ~1992
605099573630597439 ~1993
605100831210201679 ~1992
605104311210208639 ~1992
605125213630751279 ~1993
605135391210270799 ~1992
605144511210289039 ~1992
605170311210340639 ~1992
605181898472546479 ~1994
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
Exponent Prime Factor Digits Year
605275431210550879 ~1992
605281791210563599 ~1992
605283711210567439 ~1992
605314911210629839 ~1992
60532489133171475910 ~1994
605328591210657199 ~1992
605328973631973839 ~1993
605350374842802979 ~1993
605359911210719839 ~1992
605367711210735439 ~1992
605393214843145699 ~1993
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
2139
GIMPS The Prime Pages FactorDb.com
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25-04-13