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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 #1100000004875652951 1,836 digits created 2023-10-25

Value

206311618893748268142421438220389627300392619831808224103314848608578000786261923586577450873460986950861929586188945147892579902038851239289819799341050173888564827051165771562620716163349235250757591452271336123047341851255940798065471097950036109085726809262263013726406735324755818034548104730426077794299958323210291258449448569191246542259141892606543485034533907285658462622023388121902129454797937249292415160470306487371332956004862814811459943642570607985222356236433139278337497196328771441609084932401571203574146293294042162409581166739037043273833008926635423713091509561371147932385049719550848809149179040433125629362812799762417753562485154253225460543868665300917269610324383053307937880997501971491790764725316128578841676737895774995558599916305068766774774898914417234353253342985627825137673789575932941662826525659986506499004051094728356659290613736882727073959966071249614707842200233033047576550632944543882635421454197328312139494183265183290270368108991515004288439644919918501381265171904692697487261323734226777534667373069753508704270276345690016159304386066446222412468334601311531784941106772934826933343049300942240691404206653581481063467512484837636849576054855574503574634022262693726245707674673898903662582459282436287205660489899393417419593298075143557424396280743758900386776118121465689814608150032323448344625454452256137238874215367324506063186052184515870026773103847303103828191077433793216161368370267678411805836971023004869507615310165847206204412473457123127362772933808618885695631948646642961738515041642927417635829442299036671885932140752352198156974035432317158971329454062000083406163510478281823077104555078785739563279893910613044620155330462148206407743410148671976970824997883482762491039090431704379873538385033569024773013612775050815158210202390017918977888211195796880391
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 76 of the certificate chain of a 2,487-digit prime (335 intermediate primes).

Certified number2,487-digit prime
Certificatedownload
Certificate chainshow step 76 of 335

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004875652951 --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":1100000004875652951},"decimal":true,"detail":2}}'