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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 #1100000008674994830 1,972 digits created 2026-03-09

Value

8660198233174325793351533211401449206804109808239303202826735750574375165383043672107072087182529281462983921266221952477913086517248779744063594966494762792759816909906660313571819953095889876503924832753399112104491588930337108921751456419280835254115755197919365863858124585328786115974317232471629564736438821643696653307933462176815898521749532733251080284957464103729480008950077330223990215605791603333218544586171514834871952714122726713639172282973907215098419486900909124703926976846476025178777928234405995513969788640376480925960637015427620878175099187243132872236721345778123358414310061709124617875312062824262364500142813096750426943559882188424040920332931991550377052522300793286514575595402658472844089053404081404071059286326139411633298309058794178375321578425832972052340686924707304917293132819865692795228978073266131083407689607336901865814784185865333463052516256004947445397380529953218092472255585839594703335374373139616071653605942890984225992212056860353304476929464754115419980680391304843579976174787542666530096275577526950408261344551470724410282283368906880228644006633254226746450219885002136888598429175337049226168882204814791384338728813081338492149763012735972137727720622570494942828538680645661017779281524228912506587510385153635071490381527000886404775236322170307195879133803742025689192635274643827819029954866813761780394483918757094100626922620929603314699383068086589750939251250982956226310649852215450221297962273809092753324257170322724629919791122050277889178839467319568656064578432442889306436229189182673675388413904761420091057806578112189909591494452789035667453324850918727825368136733563449670112816127662250688147326353242023635840811610221816447317504156303391537506893341742459330806479140038257431404390718163920801302017961933878485461664615590527064798628474027450632479490282857293999012271540805636243456246104313131958561407874152409283405191865302920343094682848035069019462985419979733608091984122271
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 2,906-digit prime (166 intermediate primes).

Certified number2,906-digit prime
Certificatedownload
Certificate chainshow step 61 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008674994830 --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":1100000008674994830},"decimal":true,"detail":2}}'