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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
3931380597862761199 ~1998
393166381235899828710 ~1999
3931767837863535679 ~1998
393187559314550047310 ~2000
393191033550467446310 ~2000
3931934997863869999 ~1998
393225221235935132710 ~1999
3932296197864592399 ~1998
3932319597864639199 ~1998
3932653197865306399 ~1998
3932877117865754239 ~1998
3932901237865802479 ~1998
393296801314637440910 ~2000
3932974917865949839 ~1998
3933043917866087839 ~1998
3933211917866423839 ~1998
3933225117866450239 ~1998
3933257637866515279 ~1998
3933352317866704639 ~1998
3933478797866957599 ~1998
393350779393350779110 ~2000
393358081236014848710 ~1999
3933619317867238639 ~1998
393367991314694392910 ~2000
3933731997867463999 ~1998
Exponent Prime Factor Digits Year
3933749637867499279 ~1998
3933785397867570799 ~1998
393415993236049595910 ~1999
3934174437868348879 ~1998
3934278237868556479 ~1998
3934600437869200879 ~1998
393461813236077087910 ~1999
3934711917869423839 ~1998
3934799037869598079 ~1998
3934818717869637439 ~1998
3935062797870125599 ~1998
3935101197870202399 ~1998
3935216997870433999 ~1998
3935267397870534799 ~1998
3935315037870630079 ~1998
393532219393532219110 ~2000
3935421117870842239 ~1998
3935513637871027279 ~1998
3935693397871386799 ~1998
393572411314857928910 ~2000
3935746732125303234311 ~2002
3935802237871604479 ~1998
3935990397871980799 ~1998
393599257236159554310 ~1999
393605167393605167110 ~2000
Exponent Prime Factor Digits Year
3936075597872151199 ~1998
3936076317872152639 ~1998
393608437236165062310 ~1999
3936127437872254879 ~1998
3936424437872848879 ~1998
393656533236193919910 ~1999
3936717131810889879911 ~2001
3936785397873570799 ~1998
393686521236211912710 ~1999
393687137236212282310 ~1999
3936934917873869839 ~1998
3937068117874136239 ~1998
3937281837874563679 ~1998
3937376997874753999 ~1998
3937388997874777999 ~1998
393742417236245450310 ~1999
3937923837875847679 ~1998
3938143317876286639 ~1998
3938178117876356239 ~1998
393819067630110507310 ~2000
3938348517876697039 ~1998
3938392917876785839 ~1998
3938502837877005679 ~1998
393873653236324191910 ~1999
3938784772126943775911 ~2002
Exponent Prime Factor Digits Year
3938813637877627279 ~1998
3938847237877694479 ~1998
3939028917878057839 ~1998
3939044997878089999 ~1998
3939181917878363839 ~1998
393927461236356476710 ~1999
3939416997878833999 ~1998
3939752871891081377711 ~2002
3939830037879660079 ~1998
3939860517879721039 ~1998
3939945717879891439 ~1998
394001557630402491310 ~2000
394023473236414083910 ~1999
394025759945661821710 ~2001
3940315317880630639 ~1998
394038851315231080910 ~2000
3940413117880826239 ~1998
3940481037880962079 ~1998
394056659315245327310 ~2000
3940615437881230879 ~1998
394061861236437116710 ~1999
3940676037881352079 ~1998
394090337315272269710 ~2000
3941100117882200239 ~1998
3941313717882627439 ~1998
3088
GIMPS The Prime Pages FactorDb.com
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25-05-04