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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 #1100000008715664418 2,715 digits created 2026-03-30

Value

956886762176507066176580229859130416938865013537440002583481179734284629954818403664278293208875714161626229679749489553253044367195441027121554662435119318047965941173348076716274391799412447216026309964939345667729743884016808608070025069650693493579816193896607914962987873003101627145795460928636716027446457514937086800317193370204676401390743712310188517932746336736725612785973302917754899531668476455454646212538623605096822306804056990105764952889574481060720471154372449748928500673114487921692304631488704227806956170549511249798990429281660196853700628356699863224156134598736224086128493789180224690400956645607531066601719597372100735959989012237857819567665890098866625883569261906927089697610472562553154503654980565032116662876943959684141664037642455561000340698622765844740558813292237154450456988490657991746114919511594332265126851253308893749856081577353068580481479135870490083692713186113225726046815220893772926945317084858574577242649651980843890996142203970382487373608472789312399636452052856410719003000121032764830929493156368556896629437085246467015295995829812646552062340163658042138510871442912279428589258873869747767360559251448553658021001112708506252180995068040645277909639650469934637178256586486340649058177436663633194863985645687698011823448924323126040410025811937424251640209173807362784154293822899152319312449782532948536145261105006521620550006840604079887918803219917746250102373156253431241756398599193293619449839929640626767401656755093438896858498659685051956196969126812848100835216681590492636420558190596301993510306853874427694046433629462638271949010129943556401902248649775062858231574028760593490564825887355972242367979231960348288029227380553882014283226621599083028821716512530040275120352724258387271038275532508227353653158134848696134421374487681566795303436989935193802450193306265430661368922227506653516144505673263659854549467369218359104584931346911587088273671491909653334631120855565818071108578499119393342641767898349657458389586878463313823170049617966486010169316845788753515667165687422036964041785832281636073841033563880507987526084280390492058083115776193566951244636484627680475419730769382617469323441379551492712845459417880572865012884252393193805355923021486440725548341964182284637249782452419026812995071052268998637654224744389840061931552906571576510373016904118607844348379650654135092590853369502577649792324885273404451864690438790775286759874595357605437396924377145366548926783325751055542634184267735486751211978017260142130443988516678993320312071522599668038630728400543817128442905710351183726679805297637845980385195358596706663730403576447494997575216998663825037904944441816807785370378198030047479391058686628089
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 77 of the certificate chain of a 3,858-digit prime (245 intermediate primes).

Certified number3,858-digit prime
Certificatedownload
Certificate chainshow step 77 of 245

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008715664418 --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":1100000008715664418},"decimal":true,"detail":2}}'