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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 #1100000004859088171 2,251 digits created 2023-10-24

Value

1878339057652120443059907533397867172249626176706519348484354823687783047122677859666607756223438627057680184232528690448894523609814487659747467237804469043280069418729107276820355333227392997372402184874002653051853729786875313644376011165086539567286617749167124945988439634463465678628310036321383183134394972829375284782584299641470808007043577483055696027366156816597414218943907554418662357602553908796179884171154775849107689178725583961608066326208139697094479551955678766587278232397837192909252816922943030500443438671405484911014648892866027535981352041077930802582273629680695468861246654577557442965399547477363838830868619243292565723381563443559755955428389591676339805367985245983854507362170322307990954988171672201235259601361003826280683877064008811246961033543093188270719621436702146421152867854693466501467144718164084359068140216793694514273198133262622108503194825314311069022026287997813326073151653006553052730854656786268881923874519613377323642933319298302443865211186721220486781145305618551082801461623592641112246040962207024887073985166471452659931769570409339196489949466464647820025166897024255714768464226006816082575247652479749405788268074877545516944427238406810501591118837119870603079888582687383964929628507617946955532439709986710621666494752371108378789486387120418331161300063180658863973295838532362849400959638334446218355753121694409723100155521860458920568958027888312085832990993245050180601595308150966599463956429220494760461044663396899552915119982340944893679364847081571508815167082482665381939649731381880351378156003926047591400439616254064835830552113334653024242185087566941539503012037926071010770838411228620928469466198685305953264032434789145112750077446913216578172278538017356060418042127339865665153640011337207679787613113193354655064981589208364243133021582363808507390621526690107663755337951697939492676748281381674858812689019999941869677847562602562235493008684128371583808695766537505008238436250526255833462540257355204308684078131915423438486514300773301934024672511255212904123612335469990094811541543338729774239805473323916658802290446525704599851618343718701169368006485956083012735933192258699684070770607891930378709278732714127429766576952697915119275039237258427554959
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 79 of the certificate chain of a 2,950-digit prime (394 intermediate primes).

Certified number2,950-digit prime
Certificatedownload
Certificate chainshow step 79 of 394

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004859088171 --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":1100000004859088171},"decimal":true,"detail":2}}'