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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
538714074309712579 ~1993
538717573232305439 ~1993
538732191077464399 ~1991
538740591077481199 ~1991
538751119697519999 ~1994
53875313161625939110 ~1994
538758591077517199 ~1991
538773711077547439 ~1991
538782111077564239 ~1991
538800231077600479 ~1991
538805031077610079 ~1991
538808991077617999 ~1991
538817031077634079 ~1991
538829031077658079 ~1991
538830173232981039 ~1993
538831613232989679 ~1993
538840791077681599 ~1991
538841511077683039 ~1991
538845111077690239 ~1991
538857591077715199 ~1991
538863831077727679 ~1991
538878591077757199 ~1991
538895814311166499 ~1993
538897911077795839 ~1991
538913031077826079 ~1991
Exponent Prime Factor Digits Year
538925631077851279 ~1991
538934031077868079 ~1991
53893843355699363910 ~1995
538946511077893039 ~1991
538960191077920399 ~1991
538961631077923279 ~1991
538964991077929999 ~1991
538971831077943679 ~1991
538972191077944399 ~1991
538977711077955439 ~1991
538980231077960479 ~1991
538986594311892739 ~1993
538989831077979679 ~1991
538990911077981839 ~1991
538998231077996479 ~1991
538998733233992399 ~1993
539013831078027679 ~1991
539015391078030799 ~1991
539018631078037279 ~1991
539051991078103999 ~1991
539081991078163999 ~1991
539085591078171199 ~1991
539096173234577039 ~1993
539100711078201439 ~1991
539107431078214879 ~1991
Exponent Prime Factor Digits Year
539117031078234079 ~1991
539119674312957379 ~1993
53912147776334916910 ~1996
53912647345040940910 ~1995
539143213234859279 ~1993
539147391078294799 ~1991
539151711078303439 ~1991
539157591078315199 ~1991
539159031078318079 ~1991
539171813235030879 ~1993
539180773235084639 ~1993
539191431078382879 ~1991
539191911078383839 ~1991
539202018627232179 ~1994
539202613235215679 ~1993
539205711078411439 ~1991
539210511078421039 ~1991
539215035392150319 ~1993
539215733235294399 ~1993
539215794313726339 ~1993
539224431078448879 ~1991
539249391078498799 ~1991
539255631078511279 ~1991
539258631078517279 ~1991
539267274314138179 ~1993
Exponent Prime Factor Digits Year
53929973560871719310 ~1996
539305494314443939 ~1993
539310111078620239 ~1991
539322231078644479 ~1991
539327991078655999 ~1991
539328711078657439 ~1991
539347191078694399 ~1991
539364231078728479 ~1991
539368875393688719 ~1993
53939591258910036910 ~1995
539406594315252739 ~1993
53941213863059408110 ~1996
539427231078854479 ~1991
539435514315484099 ~1993
539436613236619679 ~1993
53948077248161154310 ~1995
539481711078963439 ~1991
539486631078973279 ~1991
539536374316290979 ~1993
539541711079083439 ~1991
539559111079118239 ~1991
539561391079122799 ~1991
539572573237435439 ~1993
53957759172664828910 ~1994
539591813237550879 ~1993
2088
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25-05-04