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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 #1100000009117856049 2,729 digits created 2026-08-28

Value

13430337307291281311651800412559832211370110820530462145401124689833710363948618167167501907972696044660290613600976592141900831666128340939633222261170221697301576884532557352481495435874434149130615008190339295523562925954255768341256180423603662056308289718785045619302030900942719148790946716431215545836798913317745592997283822613471382909695084252113139295371063600734675789711824879545031455988931866540310681088384924440470862395063698350417026398625550376146306197004686240122751808469883286595747434059477056404666956618519469960026807892554318617289180043792414502915462130300096069926342283620839259498199796860748627667812615624612038824169491418848740140307940372797825348641441871475706468526423915077078013353176687389977678377225056778157451600200211054037603159943894280100248494128242831940300424490124449896878851834462877035109805588949045383904341639791829649568699725877072928812901500451951414943328186711132396276313301309090761630263607811259459868538898125266492398784336865972428401202701670944245028967641170990251310711010294969459174515744809385558719643006659503826193949007966286847506850636978599817267749256465326225640733214338547290649850124182939362607714774884918230440990765309071332189832375650770737243126447959015627619802554586269195563546097812371661149331604973608324575095668726524782389565987304779926449345169027347477191071040453080117345476270268950930164910523291162403722275293011945004732188805882647381253232630354136849960040201214830165346061882469495554007514878792770029455654634578427519616655700680064300596571274804793444237690347997805260316535309546401734654454864367097930963629226446325813792764444921124246241472002749128432305160343879319561087659318749173197229585680899172195495397908378806936060714830921754449722123929838127162971654360437382913532203676518828722163443377715357277206598409090972405323408261450095463974026291624599504882667114101459122197754494841563706940439486638891546224050856021968661227230530097003153086559983715181243211068073087797137360434126264383824074212164499652744259562517572432966399448076903879971369796812297298197475382232614692564014567026190186198660735989068433426201155602016215108988167115254594629609513839321069495925108210332232949481954218780709934577427241304572306689649426483680011974956628318072186975351546170815321141824616453607345873850739838005844872824812293132662293253256088262419035852106250445122766696102819282988083289663948326188376282478534743099184020882971828847470135681801923895300805102964565189544059423378238275289422420099673386623492256241854226445996722732903199281515052059049166577765192436694506543880137549306869071999694264214399014663351726892299658656250893512425111160595789
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 30 of the certificate chain of a 3,049-digit prime (315 intermediate primes).

Certified number3,049-digit prime
Certificatedownload
Certificate chainshow step 30 of 315

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009117856049 --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":1100000009117856049},"decimal":true,"detail":2}}'