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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.
Exp. Prime Factor Digits Year
1136329249992398 ~1981
11363394454448899 ~1984
113636322727277 ~1978
1136417613665198 ~1982
1136461250021438 ~1981
113665122733037 ~1978
113666990933537 ~1980
113669922733997 ~1978
1136699568349518
11368331432409599 ~1983
113689768213837 ~1979
1136921545722098 ~1982
11371371523763599 ~1983
113720322744077 ~1978
1137263636867298 ~1982
1137313181970098 ~1980
1137403113740318 ~1980
1137427181988338 ~1980
113755122751037 ~1978
113765922753197 ~1978
113767768260637 ~1979
1137677341303118
113773368263997 ~1979
1137749273059778 ~1981
113780322756077 ~1978
Exp. Prime Factor Digits Year
113788191030497 ~1980
1137919273100578 ~1981
113797368278397 ~1979
1137991113799118 ~1980
113821368292797 ~1979
1138363455345218 ~1981
1138367546416178 ~1982
113839122767837 ~1978
1138427273222498 ~1981
113844168306477 ~1979
1138483113848318 ~1980
1138519113851918 ~1980
113871768323037 ~1979
1138733614915838 ~1982
113875122775037 ~1978
1138771204978798 ~1981
113877768326637 ~1979
1138777273306498
1138831478309038 ~1982
113888322777677 ~1978
1138979205016238 ~1981
1138979134855113710
113900322780077 ~1978
11390112300802239 ~1983
1139059387280078 ~1981
Exp. Prime Factor Digits Year
1139269250639198 ~1981
1139353182296498 ~1980
11394071093830739 ~1982
113942322788477 ~1978
113947122789437 ~1978
113948322789677 ~1978
113953122790637 ~1978
1139539205117038 ~1981
113955768373437 ~1979
1139587205125678 ~1981
113968791174977 ~1980
113971791177377 ~1980
1139771638271778 ~1982
113984322796877 ~1978
1139851547128498 ~1982
1139851661113598
113990991192737 ~1980
1139911478762638 ~1982
113992168395277 ~1979
11399593214684399 ~1984
114014322802877 ~1978
114020322804077 ~1978
11402031391047679
114025768415437 ~1979
114031122806237 ~1978
Exp. Prime Factor Digits Year
1140371205266798 ~1981
11403791368454819 ~1983
114038322807677 ~1978
1140389159654478 ~1980
11405332463551299 ~1983
114053922810797 ~1978
114056322811277 ~1978
1140619114061918 ~1980
1140787114078718 ~1980
1140787752919438
114080322816077 ~1978
1140847752959038 ~1982
1140859661698238 ~1982
1140871114087118 ~1980
114091122818237 ~1978
1140991182558578 ~1981
1141027273846498 ~1981
1141039114103918 ~1980
114110322822077 ~1978
114122322824477 ~1978
1141243114124318 ~1980
1141271570635518 ~1982
114127768476637 ~1979
1141279456511618 ~1981
1141303388043038 ~1981
270
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25-10-26