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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
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
1580851663957438 ~1983
158089794853837 ~1981
1580921980171038 ~1983
Exp. Prime Factor Digits Year
158107131621437 ~1979
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
Exp. Prime Factor Digits Year
1582517854559198
1582589221562478 ~1981
1582589601383838
158259794955837 ~1981
158279931655997 ~1979
158287794972637 ~1981
1582957474887118 ~1982
1582991506557138 ~1982
1583027126642178 ~1981
1583149348292798 ~1982
158316194989677 ~1981
1583167253306738 ~1982
1583171664931838 ~1983
1583293474987918 ~1982
158333931666797 ~1979
1583447380027298 ~1982
158349795009837 ~1981
1583657855174798 ~1983
1583809380114178 ~1982
158384331676877 ~1979
158386195031677 ~1981
15838632439149039 ~1984
1583917253426738 ~1982
158399931679997 ~1979
1584017126721378 ~1981
Exp. Prime Factor Digits Year
15840311393947299 ~1983
1584047126723778 ~1981
158405931681197 ~1979
158408331681677 ~1979
1584139158413918 ~1981
1584169633667618 ~1983
1584269506966098 ~1982
1584371126749698 ~1981
1584403253504498 ~1982
158443131688637 ~1979
1584431126754498
158449131689837 ~1979
158462331692477 ~1979
1584629126770338 ~1981
158470195082077 ~1981
15848812028647699 ~1984
1584901348678238 ~1982
15849312155506179 ~1984
1584941126795298 ~1981
158495931699197 ~1979
1584959126796738
1584971126797698 ~1981
158503395101997 ~1981
15850931489987439 ~1984
1585127412133038 ~1982
338
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26-02-08