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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 #1100000009061620664 1,597 digits created 2026-08-09

Value

1740183653205681976369988026631530990515356724695830987906086123250852384276487736258470028454295690960369935070585856549059866428093491484882154983946041273930973079077225254573756365574222022461121435300728594222428832339632280897563142789749654217099674283308497415010884617443624104395522023144227866067149456692965575638430425270364658187300221344107324665630651648706834887165365990328980155276416308471185340750854516751556166634426313180585974167167481005423119043577017807418585193806818502649392945023604364296465309395820615188703814411838037001238308547071956666550480406091787553400113898280505284111544621065809466853296170161959316868307405291597941124008595469255822737025342229148990196179646391099883734233906101063545863989152347741171830566786918380900952314172031759021999376661651384005738565071220992508971378431606547403429982372669532990374860826836173155938658099796718331942834999863451761421014882810081824606319139253271391126808943283281600210480897023973805895188440469712062355960724830652380021370032670735115220482371443851562485580222757345430333590189534892152642417970723939927234169220750736044293831549989611644219676129534848634243537927568557219997410902459156404275290081107434963059786763887719263724805240524234355322516430055522827433873246740106950575409312151725916522994572064443215785136918011264279119042752521514805212278459413301873569643445791499503413914022262088623441318822568545150607779491809042341954288071913285083680634459475727691451266637764569280553162804934639609265841478527421874409848316623592927579235588606917505382715374624237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 69 of the certificate chain of a 2,562-digit prime (190 intermediate primes).

Certified number2,562-digit prime
Certificatedownload
Certificate chainshow step 69 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009061620664 --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":1100000009061620664},"decimal":true,"detail":2}}'