factordbrpc · fdb
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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 #1100000009054707184 1,880 digits created 2026-08-08

Value

83361784584906663704553836808996195735098580684182895029766400553147326043014493749498750189553863353363485448355171582776609415750855793839634572461305813155512444851720251048713409235338687187156597712195719346892055990308937954914110355747057026349982271441549874248922463737284853674446171599347404743214659741209052346082349999711309021096106332384900081462109684946604038524737125133557758455805364553618520394334852226127892342533111641527234011742193146611796325140878826782394163731227410979901343722814489589706684548136766416096169383385353622076845036724707071373432772184288042278700769627528753686376313463070959961488477406474644221146081288016790126997196393000200798524934470408901051382194099767025658151313521143390325760113812819327554548123874618612840519742450996713882216236643354174840920272346286721181191082367784113759798728100164083686315381414436139009129474035034423275301707232258309335816422740825441978334985691933996597999255003950161040489484071210066200163460520329729789620706265613527029572712358354557841876894586222810086497634834597764074513298284149873002925700369607440352112413177352465140008072306393132749061642377731439567703121916035417492465150065282528702127443078795220225341269189743790806544758270364396365978827428738605903811498452554877776890892303128075498633599238737709042484067769738393162511612839573536280057475841393293022672456664452389110749348392703936639163401908198754932267441886429473539420238301491293528139413805846330448640755944210250274063568163128999340704407856281107683662197108640490298042505648410538264005349076450582534110972224302511504516458255206087863429412583938347341926195477715682853566141022434885479858869036769051562704343522217857329445567751570066347510078456923327213254563436966774458716807734500337618855811041687978327877249109133254737945343147609996343002254585023244219962712949
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 2,221-digit prime (168 intermediate primes).

Certified number2,221-digit prime
Certificatedownload
Certificate chainshow step 28 of 168

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054707184 --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":1100000009054707184},"decimal":true,"detail":2}}'