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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000008715664387 3,148 digits created 2026-03-30

Value

1162443406433636625483514092392784652436965744411627880854140690411066303348923805219270923855261846440080461985541314743433902649702425151943921440255392577809790110422961985319802109120972860540024019065255788968873113395590468598034233613127398850877169633738748549634444764200687344150289762478298933222564520807075429979945437485131042241935037568744862925582058435941413103082688201908941897753237363876880232728544586861348551747712831195373808302081344670518988899671100154260103415776394538158750301212796087138925795966735638661841802279554143321381847693457867302341123024345724567878183516085764186405383867071733727098432118196815080381158684057566711398701654940317291227466436695776962073977281758520384883290438182954776865319853830985739254657970483155214528658686385220676089085876018844843966869834188784468217598381859104908379112518316802552602514780341537445237195251097017753368095692521101473725050944575916671212489668227771592885120324839973556164781664709733340391920844380542141020695392463234074105671228835502034302614556816225905082666832295550160204198530524342353226528811567501965044487810492114309043525095701001219700942374085318659417473668473832851726363374263785936337848911046883948290852041836187541539891601663670655514241609994361180888887955590946832521232601925229924811549079674098508164931219548351793825046623050133419728264983053003795665140247887848636942839220989378397874810191495101257369374249971684821703795009048397011433706894181309304565309609030544140291513691376198458853773372830990199380924564048594430546541594543782606820881133469113314058087018205012671501317732296631193675099100036857961650254139035708808009261164335474713840757513937984118349256329427234807067670864749908520586967046277249845076411168962744802429868966504698725761731264145832808436294520799271370205791101378745920824880025992704793781409077902559535665190041272825919709788554571516913113981069996399859442172163029416861173871005324010924671772403152251756926581934198966818531709506570944629740800109820859585707299576499574718236541396116321740910212395482707385879246333518539865971334725566171744757570625798295722806164271311887322272111900303931726512129334633662715075753388150809467722961692477507891943549403222388710910587446549356944393812541747772020979460000128891100877881811924885039133675330445155762260999861290010801320835198740757993588045862101460298994542254324293395390741417434746661837494626520767505472908824660042982932274087102954092892552045686194429789673763725612285943314478131674580979716261189853451023064642872742754072240573608843704103281448635204167332999621264165746027917586855822904550169181237109680322445091330217170191185744584433120052035303423342260171295014968050044713157142117295565666577507129330168428488256945668627829100971824151957879033368065886684249664477432835966361084732399981815743682158303267616089869830112799221151104207142277623498073840665907049931976273302781843496238718988112920728044573204819748297187187968705243094332817420295426578479327314960284443698392641421744639333685344272634243052264277710582703395864546398548708275674077113613
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 3,858-digit prime (245 intermediate primes).

Certified number3,858-digit prime
Certificatedownload
Certificate chainshow step 49 of 245

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008715664387 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000008715664387},"decimal":true,"detail":2}}'