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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
394001557630402491310 ~2000
3940072317880144639 ~1998
394023473236414083910 ~1999
394025759945661821710 ~2001
3940315317880630639 ~1998
394038851315231080910 ~2000
3940413117880826239 ~1998
3940481037880962079 ~1998
394056659315245327310 ~2000
3940615437881230879 ~1998
394061861236437116710 ~1999
3940676037881352079 ~1998
3940682637881365279 ~1998
394074781236444868710 ~1999
394090337315272269710 ~2000
3941100117882200239 ~1998
3941110797882221599 ~1998
394123511315298808910 ~2000
3941251317882502639 ~1998
3941313717882627439 ~1998
3941333397882666799 ~1998
394157761236494656710 ~1999
3941656797883313599 ~1998
394167707709501872710 ~2000
3941698197883396399 ~1998
Exponent Prime Factor Digits Year
3942114731182634419111 ~2001
394213661236528196710 ~1999
394216973236530183910 ~1999
3942212517884425039 ~1998
394232437630771899310 ~2000
394240657236544394310 ~1999
3942434037884868079 ~1998
3942512397885024799 ~1998
394255637551957891910 ~2000
394261033236556619910 ~1999
394269613236561767910 ~1999
3942765237885530479 ~1998
3942766917885533839 ~1998
394280213551992298310 ~2000
394280891709705603910 ~2000
394282001315425600910 ~2000
394294031315435224910 ~2000
3943149117886298239 ~1998
3943185597886371199 ~1998
394321727315457381710 ~2000
3943246317886492639 ~1998
394338257236602954310 ~1999
3943437237886874479 ~1998
394357001236614200710 ~1999
394361069315488855310 ~2000
Exponent Prime Factor Digits Year
3943748637887497279 ~1998
394385177236631106310 ~1999
3943887837887775679 ~1998
394393177236635906310 ~1999
3944105397888210799 ~1998
3944164197888328399 ~1998
3944264517888529039 ~1998
3944324637888649279 ~1998
3944388837888777679 ~1998
3944499117888998239 ~1998
394450183631120292910 ~2000
3944545797889091599 ~1998
394464593236678755910 ~1999
3944705211498987979911 ~2001
3944988597889977199 ~1998
3945112917890225839 ~1998
3945114237890228479 ~1998
3945127437890254879 ~1998
3945131397890262799 ~1998
3945145917890291839 ~1998
3945147597890295199 ~1998
394521847394521847110 ~2000
3945219237890438479 ~1998
394531153236718691910 ~1999
394533149315626519310 ~2000
Exponent Prime Factor Digits Year
3945375717890751439 ~1998
3945418917890837839 ~1998
3945457797890915599 ~1998
394553437236732062310 ~1999
394560527315648421710 ~2000
3945722397891444799 ~1998
3945764997891529999 ~1998
394579109315663287310 ~2000
394580107631328171310 ~2000
3945815037891630079 ~1998
3945929037891858079 ~1998
3946083237892166479 ~1998
394623461315698768910 ~2000
3946345616629860624911 ~2003
3946407837892815679 ~1998
3946459437892918879 ~1998
3946517037893034079 ~1998
3946557117893114239 ~1998
394676693236806015910 ~1999
394690871315752696910 ~2000
394700197236820118310 ~1999
3947075637894151279 ~1998
3947274237894548479 ~1998
3947283597894567199 ~1998
3947319237894638479 ~1998
3325
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25-12-14