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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 #1100000009120963441 1,227 digits created 2026-08-30

Value

915408088482818186128101245380248137472119844448721729877967307324030791789796688072477596310329151138403460232818172704897957175904716469496268794234230652966789019990364996913594111598516456576367778040324424553169825773720487510591672698085517923046202785593224255744604718525043622338370176561349416286772635747134299626907317433958819034660253103608037684481928437081627753785162067412686761851174156599277952575313783409399635159522860759344818814690927937396241565361411332032968214882820110083442443462228774624873259992627261039557831911684241661780766936757160812997414600992915080849130288408451640417787818868204557305805167850833150034005517467614333192472439263417687986613781311864918310262685596771741025521310223837263059533061409815426386875852322428999963272333364112571627510889138015068223507264237794374613525983683224520696189947998355749122832751730939470896855778813180992933740210569535663223549082375497985164542485653548003592144738190721574532822481202457881903288324930328896052553433118645781118310022272032317041467634683337022997282893420947385716539556202669827987925365061526333046408339290050028786376901820593408555394329963688113144701490226893676127534770705209653628694016961497450305053
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 138 of the certificate chain of a 3,046-digit prime (217 intermediate primes).

Certified number3,046-digit prime
Certificatedownload
Certificate chainshow step 138 of 217

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009120963441 --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":1100000009120963441},"decimal":true,"detail":2}}'