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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 #1100000008676544152 1,094 digits created 2026-03-10

Value

72175138012058699419968422374454831128440573231491330528909634210358935137425500164442272586029954685507658977315924765309298174587304830129541732919289925493800607805523702999561036309559023473642644878237796655908785059067797727335135645099975790323066726547579441658455487184272705564647118198882358517429418081944848741316387093137233319862071324566418156530471596839777589641047903088899397154074305518425911607011202442274541287222214542115185357051535486388209696964177812880503826580095111206490958474142076439470645643207823861681081589763648119909134918771011127634117879324790676680639996616625846855642132807231678560931608783548776410437532327298279780852683817765416166096611695739346381155430942122120718154661009867583714213305839554837383689602371560233779921304785845271064864484894839349996522741225901934079305402702637366370506340125825347522899593170730183159791020676222066802517039168271473086729100445453452688846956433730293208759905095965326625977085482593794489607842151901623368768404112579103748802384014925398458820893898450018460488648852605135932833367499841927
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 37 of the certificate chain of a 1,449-digit prime (154 intermediate primes).

Certified number1,449-digit prime
Certificatedownload
Certificate chainshow step 37 of 154

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676544152 --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":1100000008676544152},"decimal":true,"detail":2}}'