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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
202516297121509778310 ~1997
202518941162015152910 ~1997
202522811162018248910 ~1997
2025286914050573839 ~1996
2025398034050796079 ~1996
2025417114050834239 ~1996
2025457794050915599 ~1996
2025475194050950399 ~1996
2025571434051142879 ~1996
2025608634051217279 ~1996
2025621594051243199 ~1996
202564007162051205710 ~1997
2025683394051366799 ~1996
202574521121544712710 ~1997
2025792114051584239 ~1996
202584131162067304910 ~1997
2025927114051854239 ~1996
2025927594051855199 ~1996
2025983514051967039 ~1996
202602901121561740710 ~1997
202607501121564500710 ~1997
2026122714052245439 ~1996
2026194714052389439 ~1996
202624727162099781710 ~1997
2026283394052566799 ~1996
Exponent Prime Factor Digits Year
2026331034052662079 ~1996
2026341234052682479 ~1996
202640233121584139910 ~1997
2026460634052921279 ~1996
2026469634052939279 ~1996
2026521114053042239 ~1996
2026554234053108479 ~1996
2026629834053259679 ~1996
2026666314053332639 ~1996
202668737121601242310 ~1997
2026709394053418799 ~1996
2026754394053508799 ~1996
202680431162144344910 ~1997
2026954914053909839 ~1996
202695547486469312910 ~1999
2026955994053911999 ~1996
2026979034053958079 ~1996
2027024634054049279 ~1996
2027089314054178639 ~1996
2027157834054315679 ~1996
202716497162173197710 ~1997
2027213034054426079 ~1996
202722017283810823910 ~1998
2027248434054496879 ~1996
2027254314054508639 ~1996
Exponent Prime Factor Digits Year
2027278314054556639 ~1996
2027286114054572239 ~1996
202741261121644756710 ~1997
2027493834054987679 ~1996
2027543514055087039 ~1996
202756157121653694310 ~1997
2027692918313540931111 ~2002
202777321324443713710 ~1998
2027776434055552879 ~1996
2027824794055649599 ~1996
2027824914055649839 ~1996
2027904114055808239 ~1996
2027931834055863679 ~1996
202795321446149706310 ~1998
2027954514055909039 ~1996
2028024714056049439 ~1996
202802993486727183310 ~1999
202805623202805623110 ~1998
202809071162247256910 ~1997
2028095994056191999 ~1996
2028096714056193439 ~1996
202815073121689043910 ~1997
202815421446193926310 ~1998
202817177121690306310 ~1997
2028190314056380639 ~1996
Exponent Prime Factor Digits Year
2028217434056434879 ~1996
2028355434056710879 ~1996
2028404994056809999 ~1996
2028432714056865439 ~1996
2028493194056986399 ~1996
2028566514057133039 ~1996
202865633121719379910 ~1997
2028659514057319039 ~1996
2028661434057322879 ~1996
202866473121719883910 ~1997
2028693234057386479 ~1996
202870253121722151910 ~1997
2028751194057502399 ~1996
2028751434057502879 ~1996
202875989162300791310 ~1997
2028803394057606799 ~1996
2028805434057610879 ~1996
2028810834057621679 ~1996
202883221121729932710 ~1997
2028951114057902239 ~1996
202899089284058724710 ~1998
202900241121740144710 ~1997
2029039314058078639 ~1996
2029159314058318639 ~1996
2029274514058549039 ~1996
2778
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25-05-04