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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
39516731790334638 ~1990
39518159790363198 ~1990
395188375532637199 ~1992
39519131790382638 ~1990
395196736323147699 ~1993
39519719790394398 ~1990
395202976323247539 ~1993
395203373161626979 ~1992
39520991790419838 ~1990
39521047379402051310 ~1994
39521123790422478 ~1990
395211772371270639 ~1991
39523871790477438 ~1990
395244379485864899 ~1993
395245812371474879 ~1991
39525383790507678 ~1990
39525659790513198 ~1990
395271612371629679 ~1991
395278193162225539 ~1992
395281972371691839 ~1991
39528719790574398 ~1990
39528971790579438 ~1990
395306695534293679 ~1992
395307612371845679 ~1991
39530891790617838 ~1990
Exponent Prime Factor Digits Year
39532663134411054310 ~1993
39533051790661038 ~1990
39533759790675198 ~1990
39533783790675678 ~1990
39534419790688398 ~1990
395360517116489199 ~1993
39536099790721998 ~1990
39536699790733998 ~1990
39538189189783307310 ~1994
395388412372330479 ~1991
395400012372400079 ~1991
39540899790817998 ~1990
39541559292607536710 ~1994
39542099790841998 ~1990
39542411790848238 ~1990
395430132372580799 ~1991
39543527197717635110 ~1994
39543851790877038 ~1990
395443572372661439 ~1991
39544919790898398 ~1990
395456099490946179 ~1993
395456176327298739 ~1993
39545699790913998 ~1990
39546791790935838 ~1990
395469732372818399 ~1991
Exponent Prime Factor Digits Year
39547217316377736110 ~1994
39547643790952878 ~1990
39548279790965598 ~1990
39549239790984798 ~1990
39550739791014798 ~1990
39550883791017678 ~1990
39552059791041198 ~1990
39552323791046478 ~1990
395524812373148879 ~1991
39554363791087278 ~1990
39555143791102878 ~1990
395556732373340399 ~1991
39556571791131438 ~1990
39557603791152078 ~1990
39558203791164078 ~1990
39558791791175838 ~1990
39559199791183998 ~1990
39559259791185198 ~1990
395603172373619039 ~1991
39561551791231038 ~1990
39564911791298238 ~1990
395654412373926479 ~1991
39566651791333038 ~1990
39567239791344798 ~1990
39567683791353678 ~1990
Exponent Prime Factor Digits Year
39567743791354878 ~1990
39567779791355598 ~1990
39568559791371198 ~1990
39569209253242937710 ~1994
39569291791385838 ~1990
39570743791414878 ~1990
395713135539983839 ~1992
39571331791426638 ~1990
39572111791442238 ~1990
39572171791443438 ~1990
39572699791453998 ~1990
395730433957304319 ~1992
39573151158292604110 ~1994
39573503791470078 ~1990
39574523791490478 ~1990
395745473165963779 ~1992
39575171791503438 ~1990
395762332374573999 ~1991
39576683791533678 ~1990
395782372374694239 ~1991
395783939498814339 ~1993
39581651791633038 ~1990
39583763791675278 ~1990
39584903791698078 ~1990
39585251791705038 ~1990
1900
GIMPS The Prime Pages FactorDb.com
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25-04-13