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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
16646699332933998 ~1987
16646711332934238 ~1987
16646771332935438 ~1987
16647359332947198 ~1987
16647443332948878 ~1987
16647733998863998 ~1989
166477971331823779 ~1989
16648061998883678 ~1989
16648139332962798 ~1987
16648259332965198 ~1987
16648283332965678 ~1987
16648319332966398 ~1987
166487271331898179 ~1989
166491671664916719 ~1989
16649543332990878 ~1987
16649603332992078 ~1987
16649663332993278 ~1987
16650071333001438 ~1987
16650083333001678 ~1987
16650143333002878 ~1987
166509291332074339 ~1989
166512533996300739 ~1990
16651259333025198 ~1987
16651331333026638 ~1987
166514691332117539 ~1989
Exponent Prime Factor Digits Year
16651981999118878 ~1989
166521431665214319 ~1989
166528276661130819 ~1991
16653179333063598 ~1987
16653551333071038 ~1987
16654283333085678 ~1987
166544894996346719 ~1990
16654501999270078 ~1989
16654633999277998 ~1989
16655543333110878 ~1987
16656119333122398 ~1987
16656203333124078 ~1987
16656239333124798 ~1987
166563613664399439 ~1990
16656371333127438 ~1987
16656683333133678 ~1987
166569711332557699 ~1989
16657477999448638 ~1989
166574777995588979
16658783333175678 ~1987
16659353999561198 ~1989
166594812665516979 ~1990
16659491333189838 ~1987
16659563333191278 ~1987
166597072998747279 ~1990
Exponent Prime Factor Digits Year
16659743333194878 ~1987
16660151333203038 ~1987
16660439333208798 ~1987
16661363333227278 ~1987
16661531333230638 ~1987
16662011333240238 ~1987
16662203333244078 ~1987
166626374998791119 ~1990
16663033999781998 ~1989
16663103333262078 ~1987
16663271333265438 ~1987
16664057999843438 ~1989
166641613666115439 ~1990
166644114332746879 ~1990
16664801999888078 ~1989
166648071333184579 ~1989
16664831333296638 ~1987
16664933999895998 ~1989
16665371333307438 ~1987
16666319333326398 ~1987
16667291333345838 ~1987
16667699333353998 ~1987
166677731000066399 ~1989
16668419333368398 ~1987
166684671333477379 ~1989
Exponent Prime Factor Digits Year
166690971000145839 ~1989
16669223333384478 ~1987
16669283333385678 ~1987
166693611333548899 ~1989
166695292333734079 ~1989
16669799333395998 ~1987
166698131000188799 ~1989
166700391333603139 ~1989
166700771000204639 ~1989
166702331000213999 ~1989
16670257426758579310 ~1993
16670399333407998 ~1987
16670603333412078 ~1987
16670663333413278 ~1987
16671503333430078 ~1987
16671731333434638 ~1987
16671779333435598 ~1987
16671899333437998 ~1987
16672391333447838 ~1987
166724713001044799 ~1990
16672499333449998 ~1987
16672511333450238 ~1987
16672679333453598 ~1987
166729611333836899 ~1989
16673339333466798 ~1987
1346
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25-11-02