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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 #1100000010597256232 2,038 digits created 2026-10-06

Value

7831289140570798063978269700063266110090807202152045699125189671903248933547121717778331490207825372119745817344765272213505717633294218780572168273391193434795141978983418967686456802799273295109402720054800822831721836756106291465124888101199488237895733848628117655110777919594137286433434418677842138233057528043998797524317160965092852468065105101786676182621998384936841650865924501800555501826148547698067453083399289086400063729423319007770678818152105507830696802799257251119236924147637440848654580479813718156784665735916109603672331215120263800036293269930540940516435540797163934116606032860167302278313537495572622291628277835054464613348202931844054091008821853168066817643583986205350242197713650393447691936974348124738471894484664592464656715131786601304085038783974803990545176047337688691865967952656713345774982055336757858976972559950561678087999147455229836965304157374708062634426950655069285696035070769619127474843540993420236741245894087499514743975524848644965543536496294789705552522526779987897442434557077820758212643476198242879254309452264224261777077518994296014270354132423573884479621913974688403758572271190400101639631715468891175673224194758779934992073523369355530650506955140242026694682345139429900283553788584962385570262868715027598362051895587415208825881017962905726287621651278763924097000799045898496087578810886206949191729879754362930405986727362096798883229358734840738075124217981608084847330964140838848135314211935870915286160329250002382571229845238293898442588030998186689628681957633923256401129444212735992639184991589627217430770467560929823494609984887499500476433070142477323956776922445223557844769511646717196438271809904444820196344552926292154643950769580666833377342061305805356796335989872161802941660370672025358703985390496590763961720751499995436492722946568400618592081878217672910149758880007930307636810293705535719546460447069520792136589125737705267343633435465419308135583250886045299918156642421966213885899697659499542958199575165865157997474597887201354174129
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 3,195-digit prime (238 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 83 of 238

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010597256232 --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":1100000010597256232},"decimal":true,"detail":2}}'