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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
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
15829823316596478 ~1987
15829883316597678 ~1987
158299993799199779 ~1990
15830603316612078 ~1987
15830651316613038 ~1987
Exponent Prime Factor Digits Year
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
15836531316730638 ~1987
15836543316730878 ~1987
15836651316733038 ~1987
15837323316746478 ~1987
158374672850744079 ~1990
Exponent Prime Factor Digits Year
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
158425511584255119 ~1989
15842677950560638 ~1988
15842831316856638 ~1987
158428632534858099 ~1989
15843143316862878 ~1987
Exponent Prime Factor Digits Year
15843491316869838 ~1987
15843731316874638 ~1987
15844151316883038 ~1987
15844571316891438 ~1987
15844931316898638 ~1987
15845279316905598 ~1987
15845699316913998 ~1987
15846263316925278 ~1987
15846353950781198 ~1988
15846791316935838 ~1987
15847259316945198 ~1987
15847343316946878 ~1987
15848159316963198 ~1987
15848243316964878 ~1987
15848279316965598 ~1987
15848699316973998 ~1987
15849191316983838 ~1987
15849503316990078 ~1987
15849539316990798 ~1987
15849611316992238 ~1987
15849731316994638 ~1987
158499432535990899 ~1989
15850403317008078 ~1987
15850463317009278 ~1987
15850619317012398 ~1987
1278
GIMPS The Prime Pages FactorDb.com
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25-06-08