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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 #1100000004842049221 2,300 digits created 2023-10-24

Value

17626487716960394107069644907851411224293880070493559389051496322469544209269223397835904885595764337343608100651286192023914687468177914599674229939781571331428471101599029430933499598733254670844788211028939064479934137436725651530086891107551951189118568977441751155003992946715428283751391966494812596295703951207311639022261940266814276700883274027016520418222635391025042440011777314318270939770567101823849102478280216345555321828382596954504796047874359570015233386078443572270527818229560262603298996309912884285647882024786816445331858514915941759341919892382316283794406347873067970631502326648149234553405276657908242297420695288744914103727740636997570559010366977239290072823059115236577752061930177051943471749301285394817089444835707036573600743918537846906928960422514966781529169389086339146577586457062154166163200439834609796147573770095891526487210436293406357383628286287939382199619239437747730595371574327050416279280368526753609137725008729317078703705493743955945585376677205264311940728489279745122869717450213104365199984850723459717973439562886744301479344164782261842255531316686131672233746736193429978064988866765192288917771204610671642351004648831712293497534014384814787345452595323143688108245918504452174471149576958358652713099222124743522923295455197404465721634107921056070052858407479556720402797746007710909588311643982510328029791704498931551751905392455496377689915790739580881211355852508697279225839221133076104994341888225362623672566529058916234466354113796054438426543067368667914067220118277331162029235705115716895301330720124983695738173133128724322285261271837635383682733601555083643471508896319012528422768644718305299188874604842018586062364476617463247726444373947789920618944411142188528593002938082061934030276474628619971913797436287525004756633329439523708247243995145380884893869957046493255562440309388238162012730841407326673180403929998571081251213195920359010064627063114972212303883218866298286252451939486087425531934865489870287752808065259504257827074284259393749141855414154496333695387418808826959188936832624269544812842529108942036597558648570040463211166695617243018629326632529228740837853201400564701363735339906050931900645311131918366352880260294724554071314826396978714419785903868036736446168555207052458469491155106629
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 128 of the certificate chain of a 3,419-digit prime (408 intermediate primes).

Certified number3,419-digit prime
Certificatedownload
Certificate chainshow step 128 of 408

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004842049221 --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":1100000004842049221},"decimal":true,"detail":2}}'