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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 #1100000009102976019 2,758 digits created 2026-08-23

Value

1573034131252045629887562579670431165893678361783793112175704022172930090420376332753232665412556264440044205396065689894071627729125189884394527742668909038576119455920442810636490881136907907694386403185497330221012801000465140101736998052637441363097620053573136569914439476592937490333250289645377405455846449727227192394305308355192764371040469437895288542875345723641906694995383041133939119634898760136047868547434523458580786869738056169215160568353795524046542019526632734070107258515123267146814510729441870344261328301575757272436691231847304235537184293611271600042263617767908755430374653121098471855521189994425319122826452389430241192913967825891205369334980866686948532318047912704624002927622200565627351862385632631344778170122551901569659602694257463482544658660473551511803492021856539694215848868047114345350756485264274634809588366156444132562615240016296243136274644319740797107261355065766926852562134981483978200319090243298387584457312031633131711862124827360975527416191371812549600080939787408605557342785393093718579357785776443859595103683890821869231635771208006651869743416910651344028193881499253237655808316609329875168493939998709285528562340778661985159428600006436774354816873259747593467570250589326290278394963075837490280599619341072493214340297875769218412073401513420849219706529977257807643997486084026346562787613186931725520495075674319797861907912879307760191342629178319270709066811411242654097375664087859440736901958666095265426614335577466903281964234484575004500361542873085488361215945124119595640739482438053421409320294994208743262870075916837803783209700264243861080568654365261711454385094954106675483636905723197777148454421465556245708351199163152199198917776569396835470687201228198255085318435875740310974152738882516314760169980198621373461955844205527914018797410275247821611841273069119929490792914910884408908530758150807753213453863526301979287456924884216425360208855253382403147297209332187108840207995431710707625744810880343252053428991386666969316437533915856346363107547468185644855610586386672540540569038848889736293061987482286485103230814424900692625974220128580377249490597843866807804979468658236573966749338351599258098559988061290984935185495712554992554509614583759690191448473271000612576057513699342338189762322457939976493176026161538174951521068928539556698307261629904287891128200649724645735559450038004486375248890669277653215934876860534208021494393055545904737406170001372706211741258815169786518136330644034436336925401901372184948306218778068297194024830631120233332456793595533919416840250127410683552391327020458600641327919695401760758161209743807059464672579081027810482193310228077364409566512828269176374621841974430718108877382866810230847699584247042747789237
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 2,985-digit prime (222 intermediate primes).

Certified number2,985-digit prime
Certificatedownload
Certificate chainshow step 21 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009102976019 --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":1100000009102976019},"decimal":true,"detail":2}}'