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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 #1100000010597255978 2,842 digits created 2026-10-06

Value

2004746445712045816351508512569847691129545164921290725529989642985782560463778752273541158589298346831880618233987309989341717732337592166108562846688387953261477850522183350685657221563815492420915844779175538510666576327195300984568464786809379338817263965282044216781408160720946191269127018492466474331194045147279517045958246784136192200129540776227562407897504377462031765434496080824632105244806295576460142983295297045494324896132755184251735100160456493643764503559379741497624545910365655117851301433365817736748821452026011140191999536123833956716200454996807367645794042269981369867166033130494382014092488001116347438146154663824244428082344164076273756429572467171404280251218497271250628868812673706797383155107017447773995492332681583691107875476121202322055263617971864432188176214237148872566461823923033960048567306418463063232561669933732352001928942195625287557576098987265833223331592225228550378855202797419427530281448136721188162998183465037428800674071039978122454571303844453815884952954802817238511183052881250996008759615816692076278850718676543418016082647185304904576778415778819881737662111868037057117410914648672951639096008116574172009392567128731563928407522941520738738734395363425990597503969742497903609049588132891679282186144452513746889814317976465810311497263293790687631758273254254964222508959985310632199221519987490719685585282494258687526193556072536367006474196942134359336380365278146274908684861780422678387743328993477627651873854138747454518855105337077601404990711515572507477368923375851451899063730081855653129580406096540057621000432616046589185970678715838472720100607560379104364092907110194067720567889845195685894445196189334743411803349103821419919883772777665667556590581187622459103664748191778238816948302958109858828304895082706578212572572700742973549924376259096791920563108187594459871306229765265926012078738511467876338136435082340325923452649434894255496938916186601325544892333533094686285036378968673136760719047225049789259334078152435720224881048226682981713655018589046728039109426974497863358412169755766333368888393448984438187962929754887173773560363333232870303770100865047300896602468838614350101469337702263031437933304827493941451207539438438171281715608983487311739827019889336254555236402489525737424881135972410473576914102645048687127226710401345100818609684353698580943135880539500423017500151931637252385240661735905974239049117811577647804003773550588223055600640949140024654821113768731533916894783148435892516605949153672440281595039439820284124147870548255046302748722181681734712074290426648724642653033474542260134662617133149353853970895436251221444653799572752867052652688077334692775393384355957308189999969226211911009151666059240727390045266922948347116887150472685670501448342628170518311101307122040567370749869659148520632216221747087757
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 23 of the certificate chain of a 3,195-digit prime (238 intermediate primes).

Certified number3,195-digit prime
Certificatedownload
Certificate chainshow step 23 of 238

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000010597255978 --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":1100000010597255978},"decimal":true,"detail":2}}'