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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
38500499770009998 ~1990
38500823770016478 ~1990
38501231770024638 ~1990
38501279770025598 ~1990
385020773080166179 ~1992
38503043770060878 ~1990
38503163770063278 ~1990
38503799770075998 ~1990
38504111770082238 ~1990
38504591770091838 ~1990
38504723770094478 ~1990
38504951770099038 ~1990
38505251770105038 ~1990
385058776160940339 ~1992
38505959770119198 ~1990
38506043770120878 ~1990
38506883770137678 ~1990
38507279770145598 ~1990
38507459770149198 ~1990
38507603770152078 ~1990
38507831770156638 ~1990
385078372310470239 ~1991
385078676931416079 ~1993
385080138471762879 ~1993
38508023770160478 ~1990
Exponent Prime Factor Digits Year
385082412310494479 ~1991
38509043770180878 ~1990
38509319770186398 ~1990
385094513080756099 ~1992
385106236161699699 ~1992
38510723770214478 ~1990
385110971132226251911 ~1996
38511311770226238 ~1990
38511491770229838 ~1990
38511611770232238 ~1990
38511899770237998 ~1990
38512343770246878 ~1990
38512451770249038 ~1990
38512583770251678 ~1990
38513099770261998 ~1990
38513159770263198 ~1990
38513231770264638 ~1990
38513759770275198 ~1990
38515079770301598 ~1990
38515199770303998 ~1990
38515331770306638 ~1990
385160391663892884911 ~1996
38516123770322478 ~1990
385162732310976399 ~1991
38516909184881163310 ~1994
Exponent Prime Factor Digits Year
38517659770353198 ~1990
385182972311097839 ~1991
38518451770369038 ~1990
385191473081531779 ~1992
38519303770386078 ~1990
38519483770389678 ~1990
385196813081574499 ~1992
38520803770416078 ~1990
38520851770417038 ~1990
38520899770417998 ~1990
385214716933864799 ~1993
385223273081786179 ~1992
38523239770464798 ~1990
38524319770486398 ~1990
385246273852462719 ~1992
38524991770499838 ~1990
38525159770503198 ~1990
38525353154101412110 ~1993
38525411770508238 ~1990
38525651100166692710 ~1993
38526179770523598 ~1990
38527199770543998 ~1990
38527271770545438 ~1990
38528183770563678 ~1990
38528603770572078 ~1990
Exponent Prime Factor Digits Year
38530643770612878 ~1990
38532239770644798 ~1990
385322695394517679 ~1992
38532311770646238 ~1990
38533223770664478 ~1990
38533259770665198 ~1990
385341412312048479 ~1991
38534159770683198 ~1990
38534399770687998 ~1990
385344916936208399 ~1993
385351996936335839 ~1993
38535671770713438 ~1990
38536163770723278 ~1990
38536259770725198 ~1990
38536583770731678 ~1990
385366132312196799 ~1991
38536763770735278 ~1990
38536931308295448110 ~1994
38537399770747998 ~1990
38537423770748478 ~1990
38537591770751838 ~1990
38538359770767198 ~1990
38538683770773678 ~1990
38538743770774878 ~1990
385389012312334079 ~1991
2106
GIMPS The Prime Pages FactorDb.com
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26-07-19