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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
16547411330948238 ~1987
16547507109213546310 ~1991
16547963330959278 ~1987
165483411323867299 ~1989
165486911654869119 ~1989
16549163330983278 ~1987
16549271330985438 ~1987
16549451330989038 ~1987
16549501992970078 ~1989
165500711655007119 ~1989
16550711331014238 ~1987
16550879331017598 ~1987
16551011331020238 ~1987
16551263331025278 ~1987
165518893641415599 ~1990
16551971331039438 ~1987
16552043331040878 ~1987
16552331331046638 ~1987
16553279331065598 ~1987
165532932648526899 ~1990
16553363331067278 ~1987
16553501993210078 ~1989
165535491324283939 ~1989
16553711331074238 ~1987
16553879331077598 ~1987
Exponent Prime Factor Digits Year
165543532317609439 ~1989
16554383331087678 ~1987
165545111655451119 ~1989
16554949513203419110 ~1993
16555151331103038 ~1987
16555153993309198 ~1989
16555163331103278 ~1987
16555439331108798 ~1987
16556063331121278 ~1987
16556231331124638 ~1987
16556339331126798 ~1987
16556783331135678 ~1987
165569832649117299 ~1990
16557059331141198 ~1987
16557323331146478 ~1987
16557791331155838 ~1987
16558211331164238 ~1987
16558259331165198 ~1987
16558343331166878 ~1987
165589396623575619 ~1991
16559591331191838 ~1987
16560101993606078 ~1989
165603771324830179 ~1989
16560521993631278 ~1989
16560683331213678 ~1987
Exponent Prime Factor Digits Year
16561379331227598 ~1987
16562531331250638 ~1987
165631093643883999 ~1990
16563359331267198 ~1987
16563419331268398 ~1987
16563479331269598 ~1987
16563731331274638 ~1987
16564193993851598 ~1989
165651612650425779 ~1990
165654072650465139 ~1990
16565723331314478 ~1987
16565917993955038 ~1989
16566073993964398 ~1989
16566239331324798 ~1987
16566443331328878 ~1987
16567073994024398 ~1989
16567079331341598 ~1987
16567451331349038 ~1987
16567763331355278 ~1987
165681296295889039 ~1991
165684917952875699 ~1991
16568753994125198 ~1989
16568813994128798 ~1989
16568819331376398 ~1987
16569053994143198 ~1989
Exponent Prime Factor Digits Year
16569433994165998 ~1989
165695572319737999 ~1989
16570313994218798 ~1989
16570633994237998 ~1989
16570637994238238 ~1989
16571099331421998 ~1987
16571903331438078 ~1987
16572299331445998 ~1987
16572359331447198 ~1987
16572371331447438 ~1987
16572877994372638 ~1989
16573211331464238 ~1987
165732416297831599 ~1991
165733792983208239 ~1990
16574171331483438 ~1987
16574189102759971910 ~1991
16574219331484398 ~1987
16574231331484638 ~1987
165743177624185839 ~1991
16574699331493998 ~1987
16574891331497838 ~1987
16574903331498078 ~1987
16575281994516878 ~1989
16575761994545678 ~1989
16575899331517998 ~1987
1342
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25-11-02