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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
1006123160979698 ~1980
100630180504097 ~1979
100633120126637 ~1978
1006339342155278 ~1981
100636780509377 ~1979
1006391664218078 ~1982
1006463322068178 ~1981
100655920131197 ~1978
1006711181207998 ~1980
100678160406877 ~1979
1006853241644738 ~1980
100699120139837 ~1978
1007081302124318 ~1981
100713760428237 ~1979
1007203100720318 ~1980
100724320144877 ~1978
10072431450429939
1007249141014878 ~1980
100729780583777 ~1979
10073391208806819 ~1982
100745920149197 ~1978
100748320149677 ~1978
100759760455837 ~1979
100765120153037 ~1978
100771120154237 ~1978
Exp. Prime Factor Digits Year
1007731181391598 ~1980
100777120155437 ~1978
1007813141093838 ~1980
1007827161252338 ~1980
100793360475997 ~1979
100793920158797 ~1978
1007959181432638 ~1980
100804160482477 ~1979
100810180648097 ~1979
1008193645243538 ~1982
1008353564677698 ~1981
1008373221842078 ~1980
1008379100837918 ~1980
100861360516797 ~1979
100865920173197 ~1978
10086591230563999
100877360526397 ~1979
100881760529037 ~1979
100885760531437 ~1979
100885780708577
1008859100885918 ~1980
1008859343012078
1008859403543618
100886320177277 ~1978
100890160534077 ~1979
Exp. Prime Factor Digits Year
100891120178237 ~1978
1008947504473518 ~1981
1008979423771198 ~1981
1009037242168898 ~1980
100906180724897 ~1979
1009193141287038 ~1980
1009457302837118 ~1981
100949980759937 ~1979
100955920191197 ~1978
1009727666419838 ~1982
1009787565480738 ~1981
100983760590237 ~1979
100987360592397 ~1979
100993780794977 ~1979
1009951403980418 ~1981
100999780799777 ~1979
1010069141409678 ~1980
1010179585903838 ~1981
1010201323264338 ~1981
1010297565766338 ~1981
1010329646610578 ~1982
101041180832897 ~1979
1010419485001138 ~1981
1010491101049118 ~1980
1010491161678578
Exp. Prime Factor Digits Year
1010491181888398
1010549303164718 ~1981
1010579181904238 ~1980
101075920215197 ~1978
101078320215677 ~1978
101079760647837 ~1979
101086160651677 ~1979
1010861566082178
1010881161740978 ~1980
101090320218077 ~1978
1010903424579278
101100160660077 ~1979
101101360660797 ~1979
1011067101106718 ~1980
101107180885697 ~1979
10110791132408499 ~1982
1011281869701678 ~1982
101137120227437 ~1978
1011377384323278 ~1981
101143120228637 ~1978
1011697161871538 ~1980
10117791720024319 ~1983
1011797546370398 ~1981
1011817485672178 ~1981
101191760715037 ~1979
245
GIMPS The Prime Pages FactorDb.com
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25-05-04