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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
31574531631490638 ~1990
31574639631492798 ~1990
31575611631512238 ~1990
31575671631513438 ~1990
31575839631516798 ~1990
315758392526067139
31575899631517998 ~1990
31576283631525678 ~1990
315763731894582399 ~1991
31576439631528798 ~1990
31577291631545838 ~1990
31577471631549438 ~1990
315777172526217379 ~1991
31577783631555678 ~1990
31577929246307846310 ~1993
31577951631559038 ~1990
31578023631560478 ~1990
31578191631563838 ~1990
31578251631565038 ~1990
31578611631572238 ~1990
31579139631582798 ~1990
315796192526369539 ~1991
31579739631594798 ~1990
31581419631628398 ~1990
315814971894889839 ~1991
Exponent Prime Factor Digits Year
315816772526534179 ~1991
31581779631635598 ~1990
31583159631663198 ~1990
31583351631667038 ~1990
31583423631668478 ~1990
31583663631673278 ~1990
31583999631679998 ~1990
315841393158413919 ~1991
31584191631683838 ~1990
31584323631686478 ~1990
315849611895097679 ~1991
31585139631702798 ~1990
31585751631715038 ~1990
315862571895175439 ~1991
31586339631726798 ~1990
315865012526920099 ~1991
315871671667802417711 ~1995
31587239631744798 ~1990
31587779631755598 ~1990
31587911631758238 ~1990
315883515054136179 ~1992
31588631631772638 ~1990
31589483631789678 ~1990
31589711631794238 ~1990
31589819631796398 ~1990
Exponent Prime Factor Digits Year
31590137176904767310 ~1993
31590371631807438 ~1990
31591331631826638 ~1990
315914092527312739 ~1991
31591979631839598 ~1990
315923574422929999 ~1992
315923771895542639 ~1991
31592651631853038 ~1990
31592843631856878 ~1990
315929211895575279 ~1991
31593491631869838 ~1990
31593959631879198 ~1990
31593983631879678 ~1990
315948673159486719 ~1991
31595363631907278 ~1990
31595771631915438 ~1990
31596611631932238 ~1990
315966795687402239 ~1992
31596709151664203310 ~1993
31596839631936798 ~1990
31596899631937998 ~1990
315968997583255779
31597739631954798 ~1990
315985372527882979 ~1991
31598543631970878 ~1990
Exponent Prime Factor Digits Year
31598771631975438 ~1990
31598783631975678 ~1990
315993075055889139 ~1992
31599611631992238 ~1990
31599671631993438 ~1990
31599959631999198 ~1990
31600703632014078 ~1990
31600823632016478 ~1990
31601099632021998 ~1990
31602143632042878 ~1990
31602803632056078 ~1990
31603139632062798 ~1990
31603751632075038 ~1990
31603931632078638 ~1990
31605263632105278 ~1990
31605419632108398 ~1990
31605443632108878 ~1990
31605551632111038 ~1990
316057792528462339 ~1991
31605971632119438 ~1990
31606079632121598 ~1990
31606691632133838 ~1990
316066971896401839 ~1991
316067272528538179 ~1991
31606931632138638 ~1990
1806
GIMPS The Prime Pages FactorDb.com
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25-08-20