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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
42007859840157198 ~1991
420080234200802319 ~1992
42008243840164878 ~1991
42008339840166798 ~1991
42009059840181198 ~1991
42009179840183598 ~1991
42009251840185038 ~1991
42009491840189838 ~1991
420096772520580639 ~1992
42009923840198478 ~1991
42010439840208798 ~1991
420106932520641599 ~1992
420108173360865379 ~1992
42011423840228478 ~1991
420118572520711439 ~1992
420127874201278719 ~1992
42012863840257278 ~1991
42014039840280798 ~1991
42014411840288238 ~1991
42014783840295678 ~1991
42015383840307678 ~1991
42015419840308398 ~1991
42015443840308878 ~1991
42015719840314398 ~1991
420157193361257539
Exponent Prime Factor Digits Year
420161093361288739 ~1992
42016259840325198 ~1991
42016763840335278 ~1991
42017219840344398 ~1991
42017231840344638 ~1991
42017603840352078 ~1991
420176397563175039 ~1993
420177917563202399 ~1993
420179812521078879 ~1992
420182335882552639 ~1993
420184612521107679 ~1992
42018731840374638 ~1991
42019343840386878 ~1991
420193572521161439 ~1992
420194932521169599 ~1992
42019511840390238 ~1991
420198677563576079 ~1993
42020003840400078 ~1991
42021071840421438 ~1991
42021911840438238 ~1991
42022451840449038 ~1991
42022979840459598 ~1991
42023903840478078 ~1991
42023951840479038 ~1991
42024239840484798 ~1991
Exponent Prime Factor Digits Year
42024539840490798 ~1991
42025871840517438 ~1991
42026723840534478 ~1991
420268135883753839 ~1993
42027803840556078 ~1991
42027959840559198 ~1991
42028043840560878 ~1991
42028643840572878 ~1991
42028991840579838 ~1991
420292972521757839 ~1992
42031271840625438 ~1991
420315732521894399 ~1992
42031631840632638 ~1991
42031823840636478 ~1991
42032099840641998 ~1991
42032231411915863910 ~1995
42032591840651838 ~1991
42033143840662878 ~1991
42033371840667438 ~1991
42033479840669598 ~1991
42033863840677278 ~1991
420340514203405119 ~1992
42034103840682078 ~1991
42034199840683998 ~1991
42034211840684238 ~1991
Exponent Prime Factor Digits Year
42036119840722398 ~1991
42036311840726238 ~1991
42036443840728878 ~1991
420374532522247199 ~1992
42037739840754798 ~1991
42037799840755998 ~1991
420381413363051299 ~1992
42038303840766078 ~1991
42038663840773278 ~1991
420390132522340799 ~1992
42039443840788878 ~1991
420395234203952319 ~1992
42039743840794878 ~1991
42040451840809038 ~1991
42040931840818638 ~1991
42041183840823678 ~1991
42041579840831598 ~1991
42041771840835438 ~1991
42041963840839278 ~1991
420421572522529439 ~1992
42042191840843838 ~1991
42042743840854878 ~1991
42043559840871198 ~1991
42043763840875278 ~1991
42043871840877438 ~1991
2231
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26-10-25