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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
30718199614363998 ~1989
307183571843101439 ~1991
30718739614374798 ~1989
307189011843134079 ~1991
30719063614381278 ~1989
30719963614399278 ~1989
30720143614402878 ~1989
30720719614414398 ~1989
30720803614416078 ~1989
30720863614417278 ~1989
30721391614427838 ~1989
30722171614443438 ~1989
30722579614451598 ~1989
30722771614455438 ~1989
307231811843390879 ~1991
307231819216954319
30723611614472238 ~1989
307237611843425679 ~1991
307237873072378719 ~1991
30723971614479438 ~1989
30724103614482078 ~1989
30724679614493598 ~1989
30725339614506798 ~1989
30725713141338279910 ~1993
30725939614518798 ~1989
Exponent Prime Factor Digits Year
30725963614519278 ~1989
30726383614527678 ~1989
30726431614528638 ~1989
30726491614529838 ~1989
30728039614560798 ~1989
30728123614562478 ~1989
307284971843709839 ~1991
30728699614573998 ~1989
307289392458315139 ~1991
30729899614597998 ~1989
30730379614607598 ~1989
30730643614612878 ~1989
30731339614626798 ~1989
30731999614639998 ~1989
30732371614647438 ~1989
30732479614649598 ~1989
307326774302574799 ~1992
30732683614653678 ~1989
30732983614659678 ~1989
30733343614666878 ~1989
30733751614675038 ~1989
30733919614678398 ~1989
307344371844066239 ~1991
30734579614691598 ~1989
30734783614695678 ~1989
Exponent Prime Factor Digits Year
30734999614699998 ~1989
30735011614700238 ~1989
30735623614712478 ~1989
30736523614730478 ~1989
30736571614731438 ~1989
30736703153683515110 ~1993
30736883614737678 ~1989
30737123614742478 ~1989
30737159614743198 ~1989
30737543614750878 ~1989
30737951614759038 ~1989
30738503614770078 ~1989
30738563614771278 ~1989
30739031614780638 ~1989
307391411844348479 ~1991
30739823614796478 ~1989
30740219614804398 ~1989
30741251614825038 ~1989
30741671614833438 ~1989
30741803614836078 ~1989
307419112459352899 ~1991
30742031614840638 ~1989
30742259614845198 ~1989
30742571614851438 ~1989
307426312459410499 ~1991
Exponent Prime Factor Digits Year
307430931844585599 ~1991
30743231614864638 ~1989
30743243614864878 ~1989
30743711614874238 ~1989
30743819614876398 ~1989
307439272459514179 ~1991
30744179614883598 ~1989
30744359614887198 ~1989
30744443614888878 ~1989
30744911614898238 ~1989
30745751614915038 ~1989
307459971844759839 ~1991
30746279614925598 ~1989
30746543614930878 ~1989
30747383614947678 ~1989
30747911614958238 ~1989
30748043614960878 ~1989
30748391614967838 ~1989
30748871614977438 ~1989
30749003614980078 ~1989
30749363614987278 ~1989
30749639614992798 ~1989
30749819614996398 ~1989
30750539615010798 ~1989
307506771845040639 ~1991
1742
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25-04-13