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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
4000541240032478 ~1984
4000561240033678 ~1984
400067980013597 ~1983
400082380016477 ~1983
4000993240059598 ~1984
4001141240068478 ~1984
4001243960298338 ~1985
400133980026797 ~1983
4001357320108578 ~1984
400141180028237 ~1983
4001617240097038 ~1984
40017911680752239 ~1986
400183180036637 ~1983
4002143960514338 ~1985
4002197240131838 ~1984
400267180053437 ~1983
4002743960658338 ~1985
4002811400281118 ~1984
4002821320225698 ~1984
400301980060397 ~1983
4003271720588798 ~1985
4003273640523698 ~1985
4003273880720078
4003427320274178 ~1984
400352380070477 ~1983
Exp. Prime Factor Digits Year
4003577240214638 ~1984
4003697320295778 ~1984
4003819720687438 ~1985
4003841320307298 ~1984
400387180077437 ~1983
4003999400399918 ~1984
4004387320350978 ~1984
4004677240280638 ~1984
400469980093997 ~1983
4004731400473118 ~1984
400511980102397 ~1983
400520380104077 ~1983
4005307640849138 ~1985
4005317320425378 ~1984
4005373881182078 ~1985
4005433240325998 ~1984
4005767721038078 ~1985
400579180115837 ~1983
400598380119677 ~1983
4006019320481538 ~1984
4006097320487778 ~1984
400625980125197 ~1983
400631980126397 ~1983
4006349961523778 ~1985
4006351641016178 ~1985
Exp. Prime Factor Digits Year
4006417240385038 ~1984
4006567641050738 ~1985
4006721240403278 ~1984
400681180136237 ~1983
400703980140797 ~1983
400709980141997 ~1983
400712380142477 ~1983
400735180147037 ~1983
4007429561040078 ~1985
4007477320598178 ~1984
4007477561046798
400751980150397 ~1983
4007551641208178 ~1985
4007599400759918 ~1984
4007741320619298 ~1984
400796380159277 ~1983
4008001240480078 ~1984
400814380162877 ~1983
4008149961955778 ~1985
400823980164797 ~1983
4008421240505278 ~1984
400867180173437 ~1983
4008713561219838 ~1985
4008841240530478 ~1984
4008853240531198 ~1984
Exp. Prime Factor Digits Year
4008997240539838 ~1984
4008997641439538
4009037561265198 ~1985
400909180181837 ~1983
400913980182797 ~1983
400915180183037 ~1983
400931980186397 ~1983
400939180187837 ~1983
4009391320751298
4009417240565038 ~1984
400982380196477 ~1983
4009897240593838 ~1984
400991980198397 ~1983
4009939400993918 ~1984
400999180199837 ~1983
4010131401013118 ~1984
40102311042660079 ~1985
4010353641656498 ~1985
4010647401064718 ~1984
401066380213277 ~1983
401081980216397 ~1983
4010857240651438 ~1984
4010857641737138
4010893240653598 ~1984
4011053240663198 ~1984
596
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25-06-01