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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.
Exp. Prime Factor Digits Year
7069451141389038 ~1985
70700993535049519 ~1988
7070111141402238 ~1985
7070213424212798 ~1986
7070551707055118 ~1986
70705511131288179
7070743707074318 ~1986
7070801424248078 ~1986
7070849565667938 ~1986
7070879141417598 ~1985
7071023141420478 ~1985
7071149565691938 ~1986
7071149989960878
7071341424280478 ~1986
7071359141427198 ~1985
70715993394367539 ~1988
7071641424298478 ~1986
7072007565760578 ~1986
7072343141446878 ~1985
70723492687492639 ~1988
7072397565791778 ~1986
7072553424353198 ~1986
7072649565811938 ~1986
7072987707298718 ~1986
7073039141460798 ~1985
Exp. Prime Factor Digits Year
70730391697529379
7073219141464398 ~1985
7073243141464878 ~1985
7073483141469678 ~1985
7073533424411998 ~1986
7073657424419438 ~1986
70738132122143919 ~1987
7073879141477598 ~1985
7073917424435038 ~1986
7073981424438878 ~1986
7074077990370798 ~1987
7074097424445838 ~1986
7074101424446078 ~1986
7074187707418718 ~1986
7074217424453038 ~1986
7074971141499438 ~1985
7075199566015938 ~1986
70752791273550239 ~1987
7075301424518078 ~1986
7075459707545918 ~1986
7075603707560318 ~1986
7075643141512878 ~1985
70758192405778479 ~1988
7075853226427296110 ~1990
7075979141519598 ~1985
Exp. Prime Factor Digits Year
7076093424565598 ~1986
70761972830478819 ~1988
7076453990703438 ~1987
7076717424603038 ~1986
7076761424605678 ~1986
7076807566144578 ~1986
7076903141538078 ~1985
70769412123082319 ~1987
7076999141539998 ~1985
7077263141545278 ~1985
7077419141548398 ~1985
7077743141554878 ~1985
7077803141556078 ~1985
7077821424669278 ~1986
7077857424671438 ~1986
7077911566232898 ~1986
7078033424681998 ~1986
70781471698755299 ~1987
7078219707821918 ~1986
7078271141565438 ~1985
7078283141565678 ~1985
7078387707838718 ~1986
70792431699018339 ~1987
7079279566342338 ~1986
7079459141589198 ~1985
Exp. Prime Factor Digits Year
7079591566367298 ~1986
7079771141595438 ~1985
7080119141602398 ~1985
7080487708048718 ~1986
7081049991346878 ~1987
7081187566494978 ~1986
7081199141623998 ~1985
7081337424880238 ~1986
70813373399041779
7081439141628798 ~1985
7081751141635038 ~1985
70818477365120899 ~1989
7082063141641278 ~1985
70821971699727299 ~1987
7082561424953678 ~1986
70826291558178399 ~1987
7082921424975278 ~1986
7082941424976478 ~1986
7082951141659038 ~1985
7083157424989438 ~1986
7083341425000478 ~1986
7083383141667678 ~1985
7083431141668638 ~1985
7083911141678238 ~1985
7083971141679438 ~1985
869
GIMPS The Prime Pages FactorDb.com
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26-03-15