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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
1575767126061378 ~1981
157581794549037 ~1981
1575829378198978 ~1982
1575869220621678 ~1981
157596194557677 ~1981
1576007378241698 ~1982
157610331522077 ~1979
1576117252178738 ~1982
1576241756595698 ~1983
1576357630542818 ~1983
157650194590077 ~1981
1576649126131938 ~1981
1576649472994718
157670331534077 ~1979
157671794603037 ~1981
1576717473015118
157687131537437 ~1979
15768711135347139
157693131538637 ~1979
157702194621277 ~1981
1577071252331378 ~1982
157713794628237 ~1981
1577153977834878 ~1983
1577201126176098 ~1981
157729394637597 ~1981
Exp. Prime Factor Digits Year
157734194640477 ~1981
1577377757140978 ~1983
1577507283951278 ~1982
1577573504823378 ~1982
1577579378618978 ~1982
1577671157767118 ~1981
15776891609242799 ~1984
1577701252432178 ~1982
1577759126220738 ~1981
1577839284011038 ~1982
1577839378681378
157784331556877 ~1979
1577987757433778 ~1983
1578061347173438 ~1982
1578133347189278 ~1982
157829931565997 ~1979
1578719126297538 ~1981
157879394727597 ~1981
1578793252606898
1578839126307138 ~1981
157885131577037 ~1979
1579037126322978 ~1981
157904331580877 ~1979
15790432937019999
1579099157909918 ~1981
Exp. Prime Factor Digits Year
1579169126333538 ~1981
1579183379003938 ~1982
1579219758025138 ~1983
15793435053897619 ~1985
157943931588797 ~1979
157961931592397 ~1979
1579621347516638 ~1982
157981394788797 ~1981
1579969853183278 ~1983
1579979505593298 ~1982
158000331600077 ~1979
158017794810637 ~1981
158021394812797 ~1981
158027931605597 ~1979
1580357126428578 ~1981
158045931609197 ~1979
1580503632201218 ~1983
1580533632213218 ~1983
158065394839197 ~1981
1580713379371138 ~1982
158075931615197 ~1979
1580849600722638 ~1983
158089794853837 ~1981
1580921980171038 ~1983
158107131621437 ~1979
Exp. Prime Factor Digits Year
1581071126485698
1581157474347118 ~1982
158131131626237 ~1979
1581317126505378 ~1981
1581487253037938 ~1982
158153394891997 ~1981
158157794894637 ~1981
158162331632477 ~1979
158173794904237 ~1981
158174331634877 ~1979
158175794905437 ~1981
158215131643037 ~1979
1582151284787198
1582159158215918 ~1981
1582159632863618
1582247126579778 ~1981
1582267158226718 ~1981
1582267284808078
1582337221527198 ~1981
158239131647837 ~1979
1582409506370898 ~1982
158246331649277 ~1979
158251794951037 ~1981
1582517221552398
1582589221562478 ~1981
330
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25-06-01