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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 #1100000008942579695 2,672 digits created 2026-07-06

Value

22805639534974049868760472877673242766246757649259057794673485319759338603473836637960413609721857176982975976589112083721649311815003202591800071713350167404819138467060338596785559692657785500129457387490694496993830287114091190375814228656856980201697019310364863632627166618759422027330589686053870924676170246262217457574100838313779724550469448242755032345681655697841253764926643016651448153885750084723614116323398821168311998968008281653113800605572297217693540696820204491193815281497239938956792894942166635468970936608190634416674901190801818233467224163978728012945662432221582938205604913644411901455177585853404869691661285694995156939750345000966662326093345148948197862630244393972410424631051270012739694463271732473580440680994974849755602463764851786256797480223172486381620462216593076048622324056640132390599836032305601996736785637325877536359938952851987157837219191332593130248538176016648220364175005027917150100976397603729669082540085996363510501845361489758787293407969115384035070547388673038641675304610372253576570873096782160362688088683492539318836388736260288013619813612626637581161924465595890033843924234807046468920173461641557329542440105368568392542457994766964326724035792571664662781644895736817392683370609482796249119746145124201957320238045116332433446864174661210639574587377374671864011865915671125572268927320627693925551052885651266504208469992506074432987364157537984630692249138804586014719113478207382338570173748876258683401104360916853470816565208672009260551376569338179061361049385508360720030384278497381342109736575000361292542353943877098277256700790475156410331423908901883445691976042834239478101743756337196985769544736628679375974128225201850495002158606419123361176491008168533305117562529549940449713536335869397540883890824546311721413129618876097973551053659159000962253900451356274791280788530174401725646338832691020049993303330530851391810471327228047881715981827780312705383056478262162191491127354896133308516433896327875522670348074315141638785000533315664559151574735619379699122550231101648216816589470617147622774262955173513674895839672500125657109688736532670031862722022445102500468387260264583210712276412042161339077379036567390777505471260381764908350500874942486123507829739155400416516897876560876214124636708522544353845917235772318076385581844796989321014986057455021256840203594021520886256150274826633559606816050106869157888175924406617870420829451347118761504720836918288454427230377669412915500849708623126466806395842804467703771728532344069527363246457640509651285899391815658406919899905443591484390173427541500819822235972847953886530647611649279002294017940567378511589815727
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 10 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 10 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942579695 --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":1100000008942579695},"decimal":true,"detail":2}}'