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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
2618641435237282879 ~1997
261868931471364075910 ~1999
2618694235237388479 ~1997
2618762035237524079 ~1997
261877633157126579910 ~1998
2618810995237621999 ~1997
2618820115237640239 ~1997
2618863795237727599 ~1997
2618884915237769839 ~1997
261893393157136035910 ~1998
2618943715237887439 ~1997
2618960035237920079 ~1997
2619011635238023279 ~1997
2619012595238025199 ~1997
2619021595238043199 ~1997
2619098635238197279 ~1997
2619119995238239999 ~1997
2619152995238305999 ~1997
2619229315238458639 ~1997
2619359515238719039 ~1997
261945869209556695310 ~1998
261951299209561039310 ~1998
2619518635239037279 ~1997
2619560635239121279 ~1997
2619571915239143839 ~1997
Exponent Prime Factor Digits Year
2619605515239211039 ~1997
2619609115239218239 ~1997
261962957157177774310 ~1998
261965401157179240710 ~1998
2619682991519416134311 ~2000
2619716035239432079 ~1997
2619740395239480799 ~1997
2619795595239591199 ~1997
261991237157194742310 ~1998
261995311419192497710 ~1999
261998873157199323910 ~1998
2619989395239978799 ~1997
262005287209604229710 ~1998
2620072435240144879 ~1997
2620072795240145599 ~1997
2620116115240232239 ~1997
262020233366828326310 ~1999
262021297157212778310 ~1998
262035047209628037710 ~1998
2620463995240927999 ~1997
2620507315241014639 ~1997
2620530235241060479 ~1997
2620634635241269279 ~1997
262072177157243306310 ~1998
262072637628974328910 ~1999
Exponent Prime Factor Digits Year
262074053157244431910 ~1998
2620748035241496079 ~1997
262075753157245451910 ~1998
2620779235241558479 ~1997
2620795795241591599 ~1997
2620804315241608639 ~1997
2620845835241691679 ~1997
262086397157251838310 ~1998
2620882195241764399 ~1997
2620963795241927599 ~1997
2621069635242139279 ~1997
2621069891887170320911 ~2001
262108661157265196710 ~1998
262115237996037900710 ~2000
2621218315242436639 ~1997
2621242315242484639 ~1997
262126037209700829710 ~1998
2621266376028912651111 ~2002
262130081157278048710 ~1998
262132141576690710310 ~1999
2621337595242675199 ~1997
2621385595242771199 ~1997
2621403835242807679 ~1997
2621409715242819439 ~1997
262148053157288831910 ~1998
Exponent Prime Factor Digits Year
2621490115242980239 ~1997
2621530435243060879 ~1997
2621587915243175839 ~1997
2621602435243204879 ~1997
2621670115243340239 ~1997
2621715235243430479 ~1997
2621767315243534639 ~1997
2621864395243728799 ~1997
262186811209749448910 ~1998
262188287209750629710 ~1998
2621976235243952479 ~1997
262197697157318618310 ~1998
262198117157318870310 ~1998
262208413157325047910 ~1998
2622118435244236879 ~1997
2622125515244251039 ~1997
2622350035244700079 ~1997
262239917209791933710 ~1998
2622421315244842639 ~1997
2622524395245048799 ~1997
2622548035245096079 ~1997
2622692635245385279 ~1997
2622793435245586879 ~1997
262302827209842261710 ~1998
2623030915246061839 ~1997
2936
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25-06-08