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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
158172132530754099 ~1989
15817337949040238 ~1988
15817799316355998 ~1987
15818111316362238 ~1987
158182611265460899 ~1989
15818651316373038 ~1987
158190312531044979 ~1989
15819431316388638 ~1987
158195111581951119 ~1989
15819539316390798 ~1987
15821137949268238 ~1988
158216472847896479 ~1990
15821831316436638 ~1987
158219691265757539 ~1989
15822071316441438 ~1987
15822077949324638 ~1988
15822377949342638 ~1988
15822623316452478 ~1987
15822959316459198 ~1987
15823079316461598 ~1987
15823163316463278 ~1987
15823403316468078 ~1987
15823681949420878 ~1988
15823721949423278 ~1988
15823823316476478 ~1987
Exponent Prime Factor Digits Year
158244411265955299 ~1989
15824519316490398 ~1987
158245631582456319 ~1989
158245632531930099
15824597949475838 ~1988
15825059316501198 ~1987
15825203316504078 ~1987
15825263316505278 ~1987
15825371316507438 ~1987
15825431316508638 ~1987
15825731316514638 ~1987
158260332532165299 ~1989
15826597949595838 ~1988
15827099316541998 ~1987
15827111316542238 ~1987
15827303316546078 ~1987
15827411316548238 ~1987
158275071266200579 ~1989
15827543316550878 ~1987
15828551316571038 ~1987
158286431582864319 ~1989
15828913949734798 ~1988
15829199316583998 ~1987
15829571316591438 ~1987
15829799316595998 ~1987
Exponent Prime Factor Digits Year
15829823316596478 ~1987
15829883316597678 ~1987
158299993799199779 ~1990
15830603316612078 ~1987
15830651316613038 ~1987
15830701949842078 ~1988
15831073949864398 ~1988
158311392849605039 ~1990
15831311316626238 ~1987
15831551316631038 ~1987
15831713949902798 ~1988
15832129123490606310 ~1991
15832571316651438 ~1987
15833183316663678 ~1987
158333871266670979 ~1989
15833561950013678 ~1988
15833621950017278 ~1988
15833819316676398 ~1987
15834023316680478 ~1987
15834431316688638 ~1987
158348593800366179 ~1990
158348691266789539 ~1989
15835643316712878 ~1987
15835957950157438 ~1988
15836003316720078 ~1987
Exponent Prime Factor Digits Year
15836531316730638 ~1987
15836543316730878 ~1987
15836651316733038 ~1987
15837323316746478 ~1987
158374672850744079 ~1990
15838561950313678 ~1988
158388771267110179 ~1989
15838937950336238 ~1988
15838943316778878 ~1987
15839039316780798 ~1987
158397415068717139 ~1990
15840059316801198 ~1987
15840371316807438 ~1987
15840563316811278 ~1987
15840683316813678 ~1987
15840911316818238 ~1987
15841019316820398 ~1987
158410371267282979 ~1989
15841103316822078 ~1987
15841811316836238 ~1987
15841979316839598 ~1987
15842003316840078 ~1987
158421172217896399 ~1989
15842231316844638 ~1987
15842303316846078 ~1987
1221
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24-10-27