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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
2371991426958398
237209947441997 ~1981
2372101521862238 ~1983
2372179569322978 ~1983
2372303616798798 ~1983
237254347450877 ~1981
23725432277641299
23726812989578079 ~1985
2372683379629298 ~1983
2372879569490978 ~1983
2372987616976638 ~1983
2373097142385838 ~1982
2373097569543298
237313147462637 ~1981
237317947463597 ~1981
2373187379709938 ~1983
23732271186613519 ~1984
237332347466477 ~1981
2373383617079598 ~1983
2373463237346318 ~1982
237397147479437 ~1981
2374063237406318 ~1982
2374157332381998 ~1983
237419947483997 ~1981
2374397142463838 ~1982
Exp. Prime Factor Digits Year
237452347490477 ~1981
2374579427424238 ~1983
2374649332450878 ~1983
2374717379954738 ~1983
2374859189988738 ~1982
2374997332499598 ~1983
2375059950023618 ~1984
2375249712574718 ~1984
2375267570064098 ~1983
2375273142516398 ~1982
237533947506797 ~1981
237545947509197 ~1981
2375491380078578 ~1983
2375557380089138 ~1983
237575947515197 ~1981
237578347515677 ~1981
2375819190065538 ~1982
23758191710589699
2375921190073698 ~1982
2375993332639038 ~1983
237613147522637 ~1981
23761671140560179 ~1984
237644347528877 ~1981
2376559570374178 ~1983
2376581190126498 ~1982
Exp. Prime Factor Digits Year
23767213232340579 ~1985
2376877142612638 ~1982
2376929760617298 ~1984
2377007618021838 ~1983
237701947540397 ~1981
237707947541597 ~1981
2377481190198498 ~1982
237749947549997 ~1981
2377553142653198 ~1982
237755947551197 ~1981
2377673142660398 ~1982
23776932853231619 ~1985
2377751190220098 ~1982
237779947555997 ~1981
2377801142668078 ~1982
2378111428059998 ~1983
237817147563437 ~1981
237821947564397 ~1981
2378263237826318 ~1982
2378273142696398 ~1982
2378357190268578 ~1982
237842347568477 ~1981
2378491110837680710 ~1987
2378549332996878 ~1983
23788432902188479 ~1985
Exp. Prime Factor Digits Year
237889147577837 ~1981
2378891428200398
2379191190335298 ~1982
23791913283283599
2379241142754478 ~1982
237943147588637 ~1981
2379431190354498
2379569333139678 ~1983
237979147595837 ~1981
2379851618761278 ~1983
2379941190395298 ~1982
2379953142797198 ~1982
2380199190415938 ~1982
2380207380833138 ~1983
238027147605437 ~1981
23802715712650419
2380297142817838 ~1982
238037947607597 ~1981
2380439190435138 ~1982
238046347609277 ~1981
2380481142828878 ~1982
2380619190449538 ~1982
2380621714186318 ~1984
2380657380905138 ~1983
2380667618973438 ~1983
427
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25-04-13