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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
654258591308517199 ~1992
65426363170108543910 ~1995
654276533925659199 ~1993
654291591308583199 ~1992
654295133925770799 ~1993
654304791308609599 ~1992
654307333925843999 ~1993
654312111308624239 ~1992
654316739160434239 ~1994
654336373926018239 ~1993
654360831308721679 ~1992
654371031308742079 ~1992
654377213926263279 ~1993
654388431308776879 ~1992
654400791688354038311 ~1997
654403996544039919 ~1994
654416395235331139 ~1993
654431533926589199 ~1993
654448431308896879 ~1992
654468831308937679 ~1992
654482031308964079 ~1992
654498831308997679 ~1992
654504711309009439 ~1992
654529791309059599 ~1992
654555413927332479 ~1993
Exponent Prime Factor Digits Year
654561231309122479 ~1992
654594413927566479 ~1993
65463829772473182310 ~1996
654640431309280879 ~1992
654646133927876799 ~1993
654655311309310639 ~1992
654670431309340879 ~1992
654689991309379999 ~1992
654723831309447679 ~1992
65472391104755825710 ~1994
654767579166745999 ~1994
654778739166902239 ~1994
654796191309592399 ~1992
654802975238423779 ~1993
654803991309607999 ~1992
654809031309618079 ~1992
654823373928940239 ~1993
654840711309681439 ~1992
654856311309712639 ~1992
654858411257328147311 ~1997
654887215239097699 ~1993
654909231309818479 ~1992
654913191309826399 ~1992
654916911309833839 ~1992
654920515239364099 ~1993
Exponent Prime Factor Digits Year
654953991309907999 ~1992
654954591309909199 ~1992
654961311309922639 ~1992
654972591309945199 ~1992
655007031310014079 ~1992
655027191310054399 ~1992
655033911310067839 ~1992
655046933930281599 ~1993
65505491327527455110 ~1995
65506957104811131310 ~1994
655071613930429679 ~1993
655074231310148479 ~1992
655075311310150639 ~1992
655096791310193599 ~1992
655098591310197199 ~1992
655132431310264879 ~1992
655152231310304479 ~1992
655158111310316239 ~1992
655166631310333279 ~1992
655172991310345999 ~1992
655180933931085599 ~1993
65519983157247959310 ~1995
65521289196563867110 ~1995
65521873104834996910 ~1994
655236111310472239 ~1992
Exponent Prime Factor Digits Year
655246431310492879 ~1992
655257111310514239 ~1992
655289773931738639 ~1993
655306813931840879 ~1993
655347231310694479 ~1992
655355391310710799 ~1992
655357791310715599 ~1992
655386111310772239 ~1992
655396333932377999 ~1993
655407591310815199 ~1992
655407595243260739
655415515243324099 ~1994
655422895243383139 ~1994
655429495243435939 ~1994
655439031310878079 ~1992
655455591310911199 ~1992
655471495243771939 ~1994
655474311310948639 ~1992
655511631311023279 ~1992
655524711311049439 ~1992
655525791311051599 ~1992
655529991311059999 ~1992
655544511311089039 ~1992
655545231311090479 ~1992
655551831311103679 ~1992
2197
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25-05-04