factordbrpc · fdb
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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 #1100000009055621315 2,343 digits created 2026-08-08

Value

162426233954455921415900311938099956794975229841438790060911378368750453997901652092554174848922120883225633765139702392863960854072305463413502181179549158405045454450581313009068542226608310001160660919293847991732129766839332838300835520810896818239459879862401211446757063190677421420266011328943650338492617263081270860947914511140866383678906207734904173127840772679289453540657846196605276503141776948968741443209845363848420249075546036732153978953206337283595936599537615265179566089322318687620507266172701028631730982135563255031447823543998311271338349265604201717061879559206897563475366686416398119655494138238397098432046188310671687937871347043091314394815347205501865893242540915745256282356718510753472935163514483090547313114419761156912394082235560387229154446237148152349803519255479315965075758092460305158254934078537030856284372849780691264466845125137777783727275073727773498785914694676288446386492391063752390176276306816849750441308471040807366614921279809592041871969526773798880265957341349247770832868335480388848954605496510543424535694536034497885552559370399183199564049374802969824748621247226743468932706443007909514417117874269923316167453147319838343428681909468366183975918810150626061896912497154573016220939894993543960551129822038876834366058687560640267107324771047794686680747566595978877285282315258420321090887029207672336923027220388718736462494202280829855922274351798908210962496951448708930596315234365984292480725464194704661470405280876983456456142886105800901555816109937291407362535030876252049275944360831392237976966154653957886955317487348993166593700633753102289171290464575236248868711072090206266306329768435411015266369596388434570315574373425119464750799903780107359181771317474184812914824009753734051593169172100063006534968877097705003165389692343138051249270944644248769701586296706367001933661183177788391216642187228756995985975951770950225934140499808254925285639404920987822238576655370215774550689255393253325741859782208080273978994069798688849910649368534197626371061007426023939031190010911115768337855591107660285852850544136102138449604154444362773470025865676770054602926814531119562386132176222904089416838632245152846977457478603114603455162856110830315030275857757769977586407877388030400761866630145237118962932754742478470814248547381842872184861624006804800503
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 7 of the certificate chain of a 2,423-digit prime (186 intermediate primes).

Certified number2,423-digit prime
Certificatedownload
Certificate chainshow step 7 of 186

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055621315 --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":1100000009055621315},"decimal":true,"detail":2}}'