factordbrpc · fdb
Sign in
>
?

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 #1100000009123004827 2,549 digits created 2026-08-30

Value

25545731605504137286485875980690831541984520669631577283008286894445141775273614572839413723067640509127112051628590307510434591511905008134586728957268852737992081637686455066707649664229745582150595343018750246143674214299486540689356315561171757624218302121457513061245382816496888578505797772189784839580435807692794125851585396502755259001210696174508209377608609629245305549021961185647071857467790920093727913122363017701298838787061029613139956945998870903945847530692282527391492714896038192063286203211973689515404472650597746212135246927252933769647009376768966635863715448475801189408499974128467253071215907943142474087591814532491049324736433374139320668038040875915247088494432389828918529020111352475259920911773279897673239113291209812967943781063805073343853712552575464248922103660677698056899693983793095455888653052312904828262334951391048895992617745803136680324408066009885714776979790314630711967703773816143766996270170746524551555511227178681222331896376710451241622762449376739894165940013071494461091850746910232228260318408686191827077209795430047308065742518525159622861354608406403012109435155974211531339178720897202692217513935279593824200033688368657134118463925466596606954336553560775372634591768610837168612981087289816754761813461491940766634892709834257850551023052235809041872479818292448404593546471587091935273090561248890522468415177008369996100749362260830305966752521417894845709266097226648576587435638235457397514256088759973678828758901854879991784970235831628259429483571524251398676275152040920577847046313895261156313067116121279199233217350371529931677905881722698065974993157061141576702869061802027125963733201718818409342221315722127305511904912335886086594156716200980233541729056093035145808906464440076031395560420647328906473372661039715753904358160965435133253762770507425815489144764567874898345627376989995580387791534823221573696405936063980587952377732278464742135746917068492426300611123535882142663678489635474031087700499081892184044144412032240654260063177225258286389061666257003313601311625770498324637179855374234207807913675449052213810012769753279787580231899867923692352606257860187874988310053511249748859533508334893371767944361615223915590953865041356431389875360924518339772841405784839423168175965354110825678704584908413022922838684697230432657134246693151435889223624438718755323622020009917203694039679929146013800655288960074557064271470631559972207204476345559179315924908046468264158163378453769388486994857284252702692315754374801354927885671518977156823187420121
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 49 of the certificate chain of a 3,053-digit prime (315 intermediate primes).

Certified number3,053-digit prime
Certificatedownload
Certificate chainshow step 49 of 315

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009123004827 --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":1100000009123004827},"decimal":true,"detail":2}}'