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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 #1100000004881819810 1,515 digits created 2023-10-25

Value

171223958632994929916175051410589579385586073139486423999126655798926015381669886140520803305646478571115155729559458882957829469086639231911105733836914659598174364124230982268050552699076394066954240691962972955675990848177085379410046699164730936429178216305658917740702826493928828603119076100416116136515809817074139506919773737293518875584020947637957292693740752285876919107647710182635885546792137527900486971582832100178302986175680059380989568599939466684305135738947244817053383655166535938817188352569354558136383423124389464005250147012036924753213635399113622472272150933654277277553980504481873461296290146437630845695238692546518441192048165360923635560573051979509718958328538558331758401947417179866318089388487915335697361566923897410215546162442633954917513154722736926136838262465659204219705705392619545500990640388184849738279993417122853055512280160554681776742507875219780219738443990004521011080521967251282495083676901038307702441006832420191968620058470314717886492246008189168031291008586281706106810081991380008338093074550073817692677429509371970130736681779475291536498945827538871893386369431022234197861509240600691886851244607585388574316667733082876850883027738559433847711087508437146296492733646678764325266971382820245939521776524089058669307204216969632870841068063186165437284751768831057024117841805661147930827033388690509052758074330084345490113293811791441922704591766120105086236949084908649953457468755963240496706124913312756348124979656951375316116805523763538851491
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 97 of the certificate chain of a 2,346-digit prime (311 intermediate primes).

Certified number2,346-digit prime
Certificatedownload
Certificate chainshow step 97 of 311

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004881819810 --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":1100000004881819810},"decimal":true,"detail":2}}'