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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 #1100000004875532156 2,099 digits created 2023-10-25

Value

62717792943376140856347189709617950561618444913309664744223391620825609868177205062025503323964556865313776987906002856706409185420847668581996690330236586088209894716756499014767530699734239134620837594578588657162738694163869676071936968300953517373789585243244003920280520155085066471622935605587111041476242441037289646402615520522655915789816381310431545130191776506635015893237047999898279166881667808594684291890011572397852316479656951645489259924691007059305481402941478118964756212722846833333536098643519138383398468238592242519548236156832919209568922557793749209259749195075612073455486577262824425629888054590183347908075285297594704557420907969855391574436437345080280170936083010785753508665652830003592175337580541347919099172454594361043866375541741700453991573499219970358921193517709192033194899020784260935257305461905662405089133351937941735448783206752921493783917657509193068969302047957725097320122305405209110481034499515794417968685108004010506086268887681726551441780963734545747989864774942032704181916925632088924340398017088962532511832085238639315497093566322732066398467353322452988939778368636940701329572888406801331787899287079383513334527206422215758952600923236527088756043693087920865052362052962920773769305921186631771979077542875017206829906120690685484074203117853647743494841659377939568748802053017911137794785792107333353372036783330156184176225649730309516117209069475717484072957064846599654495376660547072190675245143372259596552371262992028999397974247873518581280381574011004673688270052727271694889265916176168077153920672609704968554826982694933814430806927515863464569716502552950447667491871974238145100253428322853865167666892888697520477667093577201351200171606735211613185087957035533556613726719567834627038891521125163737126722260628286733622483273780300591066309566833121876781208736963910918643216074907742738670390882815006602139059139086940007105934836161799052618814639887503808796461461437603336390726712834131517217643010376540106647080235413427004640124787785384174583221013330175394164185519199988600937118678819501216353988118869
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 40 of the certificate chain of a 2,497-digit prime (268 intermediate primes).

Certified number2,497-digit prime
Certificatedownload
Certificate chainshow step 40 of 268

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004875532156 --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":1100000004875532156},"decimal":true,"detail":2}}'