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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
8408663168173278 ~1985
8409041672723298 ~1987
8409239168184798 ~1985
8409491168189838 ~1985
8409671168193438 ~1985
8409719672777538 ~1987
8409839672787138 ~1987
8410079168201598 ~1985
8410139672811138 ~1987
8410151168203038 ~1985
8410151672812098
84103971177455599 ~1987
8410537504632238 ~1986
8410679168213598 ~1985
8410691168213838 ~1985
8410739672859138 ~1987
8410793504647598 ~1986
8410799168215998 ~1985
8410859168217198 ~1985
8410943168218878 ~1985
8410991168219838 ~1985
8411071841107118 ~1987
8411171168223438 ~1985
8411233504673998 ~1986
8411521504691278 ~1986
Exp. Prime Factor Digits Year
84116219252783119 ~1989
8411681504700878 ~1986
8411723168234478 ~1985
8412077504724638 ~1986
8412119168242398 ~1985
8412251168245038 ~1985
8412311168246238 ~1985
8412317672985378 ~1987
8412527673002178 ~1987
8412539168250798 ~1985
8412793504767598 ~1986
8413001504780078 ~1986
8413109673048738 ~1987
8413271168265438 ~1985
8413403168268078 ~1985
8413439168268798 ~1985
84134393533644399
8413661504819678 ~1986
8413661673092898
84136873365474819 ~1988
8413721673097698 ~1987
8413781673102498 ~1987
8413841673107298 ~1987
8414117504847038 ~1986
8414233504853998 ~1986
Exp. Prime Factor Digits Year
8414537504872238 ~1986
8414557504873438 ~1986
8414647841464718 ~1987
8415241504914478 ~1986
8415359168307198 ~1985
8415503168310078 ~1985
84157031346512499 ~1987
8415941673275298 ~1987
84161711346587379 ~1987
8416267841626718 ~1987
8416301504978078 ~1986
8416393504983598 ~1986
8416403168328078 ~1985
8416451168329038 ~1985
8416451673316098
8416511168330238 ~1985
8416621504997278 ~1986
8416817188536700910 ~1990
8417063168341278 ~1985
8417231168344638 ~1985
8417231673378498
8417681505060878 ~1986
8417711673416898 ~1987
8418013505080798 ~1986
8418359168367198 ~1985
Exp. Prime Factor Digits Year
8418779168375598 ~1985
8418803168376078 ~1985
8418863168377278 ~1985
8418913505134798 ~1986
84190692020576579 ~1988
8419121505147278 ~1986
8419181673534498 ~1987
8419783841978318 ~1987
8420183168403678 ~1985
8420317505219038 ~1986
8420393505223598 ~1986
8420519168410398 ~1985
8420519673641538
8420651168413038 ~1985
8420677505240638 ~1986
8420837505250238 ~1986
8420843168416878 ~1985
8420891673671298 ~1987
8421071168421438 ~1985
8421733114535568910 ~1990
8421737505304238 ~1986
8421773505306398 ~1986
8421779673742338 ~1987
8421821505309278 ~1986
84218272189675039 ~1988
948
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25-11-17