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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
39209231784184638 ~1990
392092812352556879 ~1992
39210299784205998 ~1990
392105339410527939 ~1993
39210911784218238 ~1990
39211283784225678 ~1990
39212759784255198 ~1990
39212891784257838 ~1990
39213299784265998 ~1990
39213623784272478 ~1990
39214739784294798 ~1990
39214823784296478 ~1990
392148676274378739 ~1993
39215723784314478 ~1990
39215783784315678 ~1990
39215843784316878 ~1990
39216119784322398 ~1990
39216299290200612710 ~1994
39216791784335838 ~1990
392169732353018399 ~1992
39217103784342078 ~1990
39217331784346638 ~1990
39217499784349998 ~1990
39217751784355038 ~1990
39217823784356478 ~1990
Exponent Prime Factor Digits Year
39218219784364398 ~1990
39218639784372798 ~1990
39219539784390798 ~1990
39219863784397278 ~1990
39220463784409278 ~1990
39220871784417438 ~1990
39221411784428238 ~1990
39221471784429438 ~1990
39221639784432798 ~1990
39221879784437598 ~1990
39222143784442878 ~1990
392227633922276319 ~1992
39222803784456078 ~1990
39222959784459198 ~1990
392237412353424479 ~1992
39224063784481278 ~1990
39224183784483678 ~1990
392243233922432319 ~1992
39224819784496398 ~1990
39224963784499278 ~1990
392251913138015299 ~1992
39225731784514638 ~1990
39225863784517278 ~1990
39226391784527838 ~1990
39227099784541998 ~1990
Exponent Prime Factor Digits Year
392272979414551299 ~1993
39227399784547998 ~1990
39227651784553038 ~1990
39228023784560478 ~1990
392280895491932479 ~1992
392288113922881119 ~1992
39229451784589038 ~1990
39229691784593838 ~1990
39230423784608478 ~1990
39230699784613998 ~1990
39230783784615678 ~1990
39230819784616398 ~1990
39230879784617598 ~1990
39231109274617763110 ~1994
39231539784630798 ~1990
39231743784634878 ~1990
39232883784657678 ~1990
39233531784670638 ~1990
39234983784699678 ~1990
39236699784733998 ~1990
39236759784735198 ~1990
39236831784736638 ~1990
39236891784737838 ~1990
39236903784738078 ~1990
39237311784746238 ~1990
Exponent Prime Factor Digits Year
392381393139051139 ~1992
39239003784780078 ~1990
39240023784800478 ~1990
392401913139215299 ~1992
39241439784828798 ~1990
39241511784830238 ~1990
39242051784841038 ~1990
39243023784860478 ~1990
39243059784861198 ~1990
39243203784864078 ~1990
39243443784868878 ~1990
39243983784879678 ~1990
39244571784891438 ~1990
39245099784901998 ~1990
392455279418926499 ~1993
392455873924558719 ~1992
39247199784943998 ~1990
392477993139823939 ~1992
39247811784956238 ~1990
39248939784978798 ~1990
39249299784985998 ~1990
39249851784997038 ~1990
39251279785025598 ~1990
39251483785029678 ~1990
392515033925150319 ~1992
2125
GIMPS The Prime Pages FactorDb.com
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26-07-19