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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 #1100000008677068466 1,203 digits created 2026-03-10

Value

377763764591708886748727494729713549665390607157335383413455550134925075771605960123224408396468171742315605459796750020247354792975943619496900699605528216651701413488619216157113839161925093041528859915838528133668943464753378250743146814057502668103342123761332328434366560363453591880116156943572219010173168310992973915582592091318726322780055033313594042610974107998676925128390154392193234949916759846920530559864980453520558220788210748143799962190940173328277934834306798355519154714899698856631270051594314615863067492411136976859037423003841591055178658984540011595633314534003973531108907698761753285172951536934600733638130996107863867225194967785917506298811157596792885959315473911300825510947553199657079505010518949723441460753433998653703017899270144837181520871386575769245341904676064659357926263562739508203875730432115126492075592453069345863733460525942279623142619714302794541676500901300712997913449214276354003605712896389266715497057533603943538197620351957791009467262487748054454243793781504070748236879757402008012398449364924368639731420991898322107999604908605434482510834655838188746470081233684497840852819475647117201563945680685085283944596578023985419075229775491503
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 42 of the certificate chain of a 1,602-digit prime (172 intermediate primes).

Certified number1,602-digit prime
Certificatedownload
Certificate chainshow step 42 of 172

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677068466 --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":1100000008677068466},"decimal":true,"detail":2}}'