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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
2987395315974790639 ~1997
2987447395974894799 ~1997
298747717179248630310 ~1998
298749259537748666310 ~2000
2987527915975055839 ~1997
298755307298755307110 ~1999
2987555995975111999 ~1997
2987575315975150639 ~1997
298768037239014429710 ~1999
2987687035975374079 ~1997
2987706235975412479 ~1997
298789493418305290310 ~1999
2987982115975964239 ~1997
2988069715976139439 ~1997
2988190195976380399 ~1997
2988190435976380879 ~1997
298819337239055469710 ~1999
298830269717192645710 ~2000
29883107910100490470312 ~2003
2988312235976624479 ~1997
298834253179300551910 ~1998
298847249239077799310 ~1999
2988487795976975599 ~1997
2988489115976978239 ~1997
298873699298873699110 ~1999
Exponent Prime Factor Digits Year
2988776995977553999 ~1997
2988875515977751039 ~1997
2988933595977867199 ~1997
2988959515977919039 ~1997
2988983995977967999 ~1997
2989026835978053679 ~1997
2989057795978115599 ~1997
2989083715978167439 ~1997
298908431239126744910 ~1999
2989101595978203199 ~1997
2989216915978433839 ~1997
298923953956556649710 ~2000
2989247995978495999 ~1997
298926799717424317710 ~2000
2989270915978541839 ~1997
298927429657640343910 ~2000
2989363315978726639 ~1997
298938539239150831310 ~1999
2989488235978976479 ~1997
2989489315978978639 ~1997
2989500595979001199 ~1997
2989650835979301679 ~1997
2989699435979398879 ~1997
2989715515979431039 ~1997
2989744915979489839 ~1997
Exponent Prime Factor Digits Year
298978709239182967310 ~1999
2989790995979581999 ~1997
2989834915979669839 ~1997
298991879239193503310 ~1999
2989972031255788252711 ~2000
299005229239204183310 ~1999
2990068435980136879 ~1997
2990185435980370879 ~1997
299028187299028187110 ~1999
2990285035980570079 ~1997
2990313715980627439 ~1997
299041031956931299310 ~2000
2990562595981125199 ~1997
299058583478493732910 ~1999
299059303299059303110 ~1999
299069753179441851910 ~1998
2991030115982060239 ~1997
2991096595982193199 ~1997
299113847717873232910 ~2000
299114117418759763910 ~1999
299120243957184777710 ~2000
2991259795982519599 ~1997
2991307195982614399 ~1997
2991333715982667439 ~1997
2991339595982679199 ~1997
Exponent Prime Factor Digits Year
2991409315982818639 ~1997
299143937717945448910 ~2000
2991485995982971999 ~1997
2991494515982989039 ~1997
299165291239332232910 ~1999
2991691315983382639 ~1997
299174047718017712910 ~2000
299176481239341184910 ~1999
2991847791256576071911 ~2000
2991944035983888079 ~1997
2991949795983899599 ~1997
299207653179524591910 ~1998
2992080793410972100711 ~2002
299221457239377165710 ~1999
2992218311436264788911 ~2001
299231137179538682310 ~1998
2992429915984859839 ~1997
2992489795984979599 ~1997
299257121239405696910 ~1999
2992628515985257039 ~1997
2992778995985557999 ~1997
2992974235985948479 ~1997
2992989115985978239 ~1997
299309141179585484710 ~1998
2993111395986222799 ~1997
3271
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26-03-08