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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
39885071797701438 ~1990
398852695583937679 ~1992
39885491797709838 ~1990
39886019797720398 ~1990
39886079797721598 ~1990
39886211797724238 ~1990
39886523797730478 ~1990
39887063797741278 ~1990
39887663797753278 ~1990
39887999797759998 ~1990
39888143797762878 ~1990
39888323797766478 ~1990
39888503797770078 ~1990
39889319797786398 ~1990
398894572393367439 ~1992
39889691797793838 ~1990
39889919797798398 ~1990
39890531797810638 ~1990
39891023797820478 ~1990
39891191797823838 ~1990
39891521287218951310 ~1994
39892639446797556910 ~1995
398927473989274719 ~1992
39892763797855278 ~1990
39892823797856478 ~1990
Exponent Prime Factor Digits Year
39892991797859838 ~1990
39893219797864398 ~1990
39893389351061823310 ~1994
39893411797868238 ~1990
398938135585133839 ~1992
39893831797876638 ~1990
39894203797884078 ~1990
39894779797895598 ~1990
39894791797895838 ~1990
398953012393718079 ~1992
39895463797909278 ~1990
398955179574924099 ~1993
39896771797935438 ~1990
39896887422907002310 ~1995
39896963797939278 ~1990
398969932393819599 ~1992
398972412393834479 ~1992
39897443797948878 ~1990
39898091797961838 ~1990
39898151797963038 ~1990
39898763797975278 ~1990
39899003797980078 ~1990
39899039797980798 ~1990
39899159797983198 ~1990
398995212393971279 ~1992
Exponent Prime Factor Digits Year
39899939797998798 ~1990
39900719798014398 ~1990
39900743798014878 ~1990
39900863798017278 ~1990
39901271798025438 ~1990
39901391798027838 ~1990
399013913192111299
39901583798031678 ~1990
39901679798033598 ~1990
399019973192159779 ~1992
39902183798043678 ~1990
39902399798047998 ~1990
39902543798050878 ~1990
39903299798065998 ~1990
39904079798081598 ~1990
39904523798090478 ~1990
399046732394280399 ~1992
39904811798096238 ~1990
39905003798100078 ~1990
39905039798100798 ~1990
39905639798112798 ~1990
399057433990574319 ~1992
39905891798117838 ~1990
399067732394406399 ~1992
39907079798141598 ~1990
Exponent Prime Factor Digits Year
39907331798146638 ~1990
399085917183546399 ~1993
39909011798180238 ~1990
399090113192720899
39909179798183598 ~1990
39909361119728083110 ~1993
399095532394573199 ~1992
39909839798196798 ~1990
39910151798203038 ~1990
39910243518833159110 ~1995
39910511798210238 ~1990
39910571798211438 ~1990
39911243798224878 ~1990
39911999798239998 ~1990
39912023798240478 ~1990
39912479798249598 ~1990
39912623798252478 ~1990
39912839798256798 ~1990
399133013193064099 ~1992
39913859798277198 ~1990
39913871798277438 ~1990
39914159798283198 ~1990
39914311159657244110 ~1994
399143412394860479 ~1992
399148812394892879 ~1992
2165
GIMPS The Prime Pages FactorDb.com
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26-09-27