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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
15722579314451598 ~1987
157226832515629299 ~1989
15723371314467438 ~1987
15723791314475838 ~1987
157241471572414719 ~1989
157241692201383679 ~1989
15724211314484238 ~1987
15724259314485198 ~1987
15724451314489038 ~1987
15724733943483998 ~1988
15724883314497678 ~1987
157249271572492719 ~1989
157251471258011779 ~1989
15725243314504878 ~1987
157254771258038179 ~1989
15725579314511598 ~1987
15726299314525998 ~1987
15726311314526238 ~1987
157263976290558819 ~1990
15726839314536798 ~1987
15727391314547838 ~1987
15727451314549038 ~1987
15728039314560798 ~1987
15728123314562478 ~1987
15728243314564878 ~1987
Exponent Prime Factor Digits Year
15728579314571598 ~1987
157292391258339139 ~1989
157292571258340579 ~1989
157296472831336479 ~1990
15729941943796478 ~1988
15730031314600638 ~1987
15730139314602798 ~1987
15730153943809198 ~1988
157303436606744079 ~1990
15730943314618878 ~1987
157315031573150319 ~1989
15731531314630638 ~1987
15731531427897643310
157316571258532579 ~1989
157317774719533119 ~1990
15732179314643598 ~1987
157326494719794719 ~1990
15732863314657278 ~1987
15733163314663278 ~1987
157331871258654979 ~1989
15733583314671678 ~1987
15733859314677198 ~1987
15734123314682478 ~1987
15734633944077998 ~1988
157346871258774979 ~1989
Exponent Prime Factor Digits Year
15734951314699038 ~1987
157354071258832579 ~1989
15735757944145438 ~1988
15735911314718238 ~1987
15736403314728078 ~1987
15736463314729278 ~1987
15736631314732638 ~1987
15736739314734798 ~1987
157372033776928739 ~1990
157372191258977539 ~1989
15737279314745598 ~1987
15737521944251278 ~1988
15738119314762398 ~1987
15738539314770798 ~1987
15738661176273003310 ~1991
157388097554628339 ~1991
15739693944381598 ~1988
15739937944396238 ~1988
15740051314801038 ~1987
15740141944408478 ~1988
15740183314803678 ~1987
15740603314812078 ~1987
15740737944444238 ~1988
15741059314821198 ~1987
157413593777926179 ~1990
Exponent Prime Factor Digits Year
15742151314843038 ~1987
15742271314845438 ~1987
157431597556716339 ~1991
15743333944599998 ~1988
15743639314872798 ~1987
15743771314875438 ~1987
15744731314894638 ~1987
15744959314899198 ~1987
157451273778830499 ~1990
15745403314908078 ~1987
15745571314911438 ~1987
15745643314912878 ~1987
157463172519410739 ~1989
15746461944787678 ~1988
15746519314930398 ~1987
157465191259721539
15746963314939278 ~1987
15747059314941198 ~1987
15747131314942638 ~1987
15747383314947678 ~1987
15747443314948878 ~1987
15748259314965198 ~1987
15748679314973598 ~1987
15748763314975278 ~1987
15748981944938878 ~1988
1274
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25-06-08