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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 #1100000008766976816 2,289 digits created 2026-04-21

Value

452764580834727758819776580956756271173933961436183949946416150158040305980167496298519168126090508414356976962610414570550969952657407270273342126446727002338871990000881248977792252213635150954649532884413830728053805611846456277474886072464719593231688130279329641819610802844265147196384338694187929496067771848895466367479602279787690029019010413960629473683591911621947806915531800726128745947485194289278173786315906867726903433850057222042888459400804912061160747721388069927294221587162743637201439318335611630490674116925618714827022914576891848882773736153334331740755266509173091593196126539173840409380969540660644187364326913430622371408956591587584950522059170821930781484134623915217850231582083965613635837993419630721095553048872173862716786017584111396354914833664849402897981282379170438515089933453553399933218614672878981729328419122775059089333390484080421595305388767645787872569168448161373308113457005020776010576591764013119734716903994677586890446969502627406163350141022878107144046716012567886296796352023949878973195299119358809894007710687371841374314434948229721447636050142353914365625333201808359321066489381298271074047310893641134211162585471600133660706574382894887919179708209466552376184467287335078164021353417302507144126681362505878442109028498210232358070278664251005071535864154652160688416785655823448418311749630344457330059372720349454781427620980491902466168532319835743972320552950345143747237581844038440132959503756181458161099737776148556158522968703313359156360570444955489769055889249646746642121054241126793762330606078686325246022639820446478851045637865880909243049315616721060562431273316306807167414828904184854664910391620416275739313705684059339216820299437621350430766266075143208298769379374018260256454955912670102310664362276374321833305526020275351199482906132353513409711746756896615388581587239963991226338554848972419495198750649468954665605863089557095084560556881447970227610719252437983076605910227990079805400017091565926430246782746569930266983269454673693476484253860801183428530605615549066247991670853030364195132081839474798238252975778246543259316258004863359139437573366753277581704305355300620555343230504230436490887442879557135552383088285352421956052935160105887412159499021551340287223376489740816109291
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 58 of the certificate chain of a 3,124-digit prime (188 intermediate primes).

Certified number3,124-digit prime
Certificatedownload
Certificate chainshow step 58 of 188

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008766976816 --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":1100000008766976816},"decimal":true,"detail":2}}'