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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
15371963307439278 ~1987
153721032459536499 ~1989
15372179307443598 ~1987
15372323307446478 ~1987
153725571229804579 ~1989
15373199307463998 ~1987
15373297922397838 ~1988
15373577922414638 ~1988
15373643307472878 ~1987
15373921922435278 ~1988
15374231307484638 ~1987
15374459307489198 ~1987
153744732459915699 ~1989
15374699307493998 ~1987
15374759307495198 ~1987
153755572152577999 ~1989
15375719307514398 ~1987
153763213382790639 ~1990
15376463307529278 ~1987
15376631307532638 ~1987
153769011230152099 ~1989
15376979307539598 ~1987
15377057922623438 ~1988
153773211230185699 ~1989
15377339307546798 ~1987
Exponent Prime Factor Digits Year
15378119307562398 ~1987
15378131307562638 ~1987
15378193922691598 ~1988
15378299307565998 ~1987
15378383307567678 ~1987
15378899307577998 ~1987
15379043307580878 ~1987
15379109119957050310 ~1991
15379139307582798 ~1987
15379499307589998 ~1987
15379583307591678 ~1987
15380159307603198 ~1987
153801591230412739
15380171307603438 ~1987
15380279307605598 ~1987
153805491230443939 ~1989
15380581922834878 ~1988
15380591307611838 ~1987
153805911230447299
15380753922845198 ~1988
15381479307629598 ~1987
15381623307632478 ~1987
15381911307638238 ~1987
15382021922921278 ~1988
15382439307648798 ~1987
Exponent Prime Factor Digits Year
15383051307661038 ~1987
15383111307662238 ~1987
15383183307663678 ~1987
15383243307664878 ~1987
15383531307670638 ~1987
15384023307680478 ~1987
15384059307681198 ~1987
15384179307683598 ~1987
15384203307684078 ~1987
153842872769171679 ~1989
153845811230766499 ~1989
15384731307694638 ~1987
15385523307710478 ~1987
153855771230846179 ~1989
153857296154291619 ~1990
15385871307717438 ~1987
153865971230927779 ~1989
15387503307750078 ~1987
153880633693135139 ~1990
15388253923295198 ~1988
153885673693256099 ~1990
153886872462189939 ~1989
15388811307776238 ~1987
153888111231104899
15388823307776478 ~1987
Exponent Prime Factor Digits Year
15388931307778638 ~1987
153890413385589039 ~1990
15389303307786078 ~1987
15389519307790398 ~1987
15390143307802878 ~1987
15390383307807678 ~1987
153905871231246979 ~1989
153906532154691439 ~1989
15390671307813438 ~1987
15391091307821838 ~1987
15391553923493198 ~1988
153915672770482079 ~1989
15391751307835038 ~1987
15391823307836478 ~1987
153922031539220319 ~1989
15392231307844638 ~1987
153922873694148899 ~1990
15392291307845838 ~1987
15392381923542878 ~1988
15392483307849678 ~1987
15392537923552238 ~1988
15392759307855198 ~1987
15393503307870078 ~1987
153937796465387199 ~1990
15394079307881598 ~1987
1259
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25-06-01