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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
39512591790251838 ~1990
39512699790253998 ~1990
39512939790258798 ~1990
39513059790261198 ~1990
39513203790264078 ~1990
39513503790270078 ~1990
39513959790279198 ~1990
395141573161132579 ~1992
39514619790292398 ~1990
39514883790297678 ~1990
395153176322450739 ~1993
39515999790319998 ~1990
39516359790327198 ~1990
39516443790328878 ~1990
39516611790332238 ~1990
39516731790334638 ~1990
39516803790336078 ~1990
39516923790338478 ~1990
39518159790363198 ~1990
39518579790371598 ~1990
395188375532637199 ~1992
39518903790378078 ~1990
39519131790382638 ~1990
39519383790387678 ~1990
395196736323147699 ~1993
Exponent Prime Factor Digits Year
39519719790394398 ~1990
395202976323247539 ~1993
395203373161626979 ~1992
39520751790415038 ~1990
39520991790419838 ~1990
39521047379402051310 ~1994
39521123790422478 ~1990
395211772371270639 ~1992
395216332371297999 ~1992
39521711790434238 ~1990
39522599790451998 ~1990
39523871790477438 ~1990
39524291790485838 ~1990
395244379485864899 ~1993
395245812371474879 ~1992
39524819790496398 ~1990
39525383790507678 ~1990
39525659790513198 ~1990
39526031790520638 ~1990
395271612371629679 ~1992
395278193162225539 ~1992
39527843790556878 ~1990
395281972371691839 ~1992
39528719790574398 ~1990
39528851790577038 ~1990
Exponent Prime Factor Digits Year
39528971790579438 ~1990
39530269751075111110 ~1995
39530483790609678 ~1990
395306695534293679 ~1992
395307612371845679 ~1992
39530891790617838 ~1990
39531539790630798 ~1990
39532663134411054310 ~1993
39532799790655998 ~1990
39533051790661038 ~1990
39533759790675198 ~1990
39533783790675678 ~1990
39534419790688398 ~1990
395360517116489199 ~1993
39536099790721998 ~1990
39536699790733998 ~1990
39537203790744078 ~1990
39537383790747678 ~1990
39537863790757278 ~1990
39537923790758478 ~1990
39538189189783307310 ~1994
39538451790769038 ~1990
395388412372330479 ~1992
39538871790777438 ~1990
39538979790779598 ~1990
Exponent Prime Factor Digits Year
395400012372400079 ~1992
39540551790811038 ~1990
39540899790817998 ~1990
39541559790831198 ~1990
39541559292607536710
39541571790831438 ~1990
39542099790841998 ~1990
39542411790848238 ~1990
39542879790857598 ~1990
39542963790859278 ~1990
395430132372580799 ~1992
39543527197717635110 ~1994
39543851790877038 ~1990
39544019790880398 ~1990
39544163790883278 ~1990
395443572372661439 ~1992
39544919790898398 ~1990
395456099490946179 ~1993
395456176327298739 ~1993
39545699790913998 ~1990
39546791790935838 ~1990
395469732372818399 ~1992
39547199790943998 ~1990
39547217316377736110 ~1994
39547463790949278 ~1990
2128
GIMPS The Prime Pages FactorDb.com
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26-07-05