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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
10876919217538398 ~1986
10877033652621998 ~1987
108772031087720319 ~1988
10877411217548238 ~1986
10877473652648398 ~1987
10877567870205378 ~1987
10877579217551598 ~1986
10878193652691598 ~1987
10878299217565998 ~1986
10878503217570078 ~1986
10878541652712478 ~1987
10878599217571998 ~1986
10878661652719678 ~1987
10878671217573438 ~1986
10879331217586638 ~1986
10879499217589998 ~1986
108796511087965119 ~1988
108798615004736079 ~1989
108802731523238239 ~1988
10880321652819278 ~1987
10880651217613038 ~1986
10881371217627438 ~1986
10881551217631038 ~1986
10881791217635838 ~1986
10881877652912638 ~1987
Exponent Prime Factor Digits Year
10881971217639438 ~1986
10882021652921278 ~1987
10882093652925598 ~1987
10882211217644238 ~1986
10882357652941438 ~1987
10882433652945998 ~1987
10882523217650478 ~1986
108828191088281919 ~1988
10882919217658398 ~1986
10882981652978878 ~1987
10883141652988478 ~1987
108835271088352719 ~1988
108835276312445679
10883783217675678 ~1986
10884257653055438 ~1987
10884277653056638 ~1987
10884551217691038 ~1986
10884563217691278 ~1986
10885211217704238 ~1986
108858131741730099 ~1988
10886027870882178 ~1987
10886303217726078 ~1986
108864013265920319 ~1989
10886483217729678 ~1986
10886591870927298 ~1987
Exponent Prime Factor Digits Year
10886663217733278 ~1986
108868071959625279 ~1988
108870071741921139 ~1988
10887077653224638 ~1987
10887797653267838 ~1987
10887917653275038 ~1987
10888181871054498 ~1987
108883031742128499 ~1988
108887231088872319 ~1988
10888727871098178 ~1987
10889111217782238 ~1986
108892274355690819 ~1989
10889357653361438 ~1987
108895131524531839 ~1988
108896091524545279 ~1988
108897131742354099 ~1988
10890023217800478 ~1986
10890371217807438 ~1986
10890479217809598 ~1986
10890479871238338
10890563124152418310 ~1990
10890623217812478 ~1986
10890773653446398 ~1987
10890989871279138 ~1987
10891157871292578 ~1987
Exponent Prime Factor Digits Year
108911571524761999
10891817653509038 ~1987
10892293653537598 ~1987
10892633653557998 ~1987
108929233703593839 ~1989
10893173653590398 ~1987
10893611217872238 ~1986
10893797871503778 ~1987
108943211743091379 ~1988
10894451217889038 ~1986
10894511217890238 ~1986
108945195229369139 ~1989
10894601871568098 ~1987
108947479587377379 ~1990
10894861653691678 ~1987
10894907871592578 ~1987
10895063217901278 ~1986
10895243217904878 ~1986
10895543217910878 ~1986
10895639217912798 ~1986
10896073653764398 ~1987
10896553653793198 ~1987
10896659217933198 ~1986
10896701653802078 ~1987
10897037653822238 ~1987
1099
GIMPS The Prime Pages FactorDb.com
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25-12-07