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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
4139923413992318 ~1984
4139999331199938 ~1984
4140029579604078 ~1985
41400478031691199 ~1988
4140077248404638 ~1984
4140259745246638 ~1985
4140419331233538 ~1984
4140421248425278 ~1984
414061182812237 ~1983
414068382813677 ~1983
4140973248458398 ~1984
4140973911014078
4141001248460078 ~1984
414107982821597 ~1983
4141121331289698 ~1984
4141177248470638 ~1984
4141187331294978 ~1984
414128382825677 ~1983
41413311076746079 ~1985
4141381248482878 ~1984
4141481331318498 ~1984
4141663662666098 ~1985
4141807414180718 ~1984
4142029911246398 ~1985
4142129331370338 ~1984
Exp. Prime Factor Digits Year
4142179414217918 ~1984
4142297579921598 ~1985
414259182851837 ~1983
4142609579965278 ~1985
4142767994264098 ~1985
4143101331448098 ~1984
4143221248593278 ~1984
4143253248595198 ~1984
41433311740199039 ~1986
414338382867677 ~1983
4143479331478338 ~1984
4143569331485538 ~1984
414380382876077 ~1983
4143871414387118 ~1984
4143973994553538 ~1985
41440877376474879 ~1987
414427182885437 ~1983
4144423414442318 ~1984
4144541248672478 ~1984
4144817248689038 ~1984
41448171209457600711
4145023414502318 ~1984
4145069331605538 ~1984
4145191746134398 ~1985
4145419414541918 ~1984
Exp. Prime Factor Digits Year
4145611663297778 ~1985
414569982913997 ~1983
4145873248752398 ~1984
414617982923597 ~1983
4146221331697698 ~1984
4146227331698178 ~1984
4146377995130498 ~1985
414653982930797 ~1983
414674382934877 ~1983
4146859414685918 ~1984
414707982941597 ~1983
414715182943037 ~1983
4147361331788898 ~1984
4147373580632238 ~1985
4147411746533998 ~1985
414749982949997 ~1983
4147679746582238 ~1985
4147721248863278 ~1984
4147729995454978 ~1985
4147753663640498 ~1985
41477711990930099 ~1986
4147961248877678 ~1984
4147963414796318 ~1984
414821982964397 ~1983
4148227995574498 ~1985
Exp. Prime Factor Digits Year
4148233248893998 ~1984
414835182967037 ~1983
4148351331868098
4148657248919438 ~1984
4148689995685378 ~1985
41487411244622319 ~1986
414875982975197 ~1983
4148987331918978 ~1984
414902382980477 ~1983
4149427663908338 ~1985
4149617248977038 ~1984
414973182994637 ~1983
414983982996797 ~1983
41499191991961139 ~1986
4149931663988978 ~1985
4149947746990478 ~1985
41499975643995939 ~1987
4150007747001278 ~1985
4150073581010238 ~1985
4150213664034098 ~1985
415025983005197 ~1983
415034383006877 ~1983
415046383009277 ~1983
4150547332043778 ~1984
415085983017197 ~1983
638
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26-08-02