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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 #1100000009051742306 1,126 digits created 2026-08-07

Value

8318672519142769168666924627586648960551490221181018912933828460090996963624871452187658587023134135843903367486949176229308204522960295800516509518688673334929061585231602933976332590380690651912611459898116167419556466950797173231760555679278220799211845379160743631172007200496139704403273445335370561990144816406274812299124016687935777299339764611926571194491801809532425139965676811477886253009333664177358577481355890566473267190522328740241591466431781046134941435352548634203518939554695317799599163688563404838182574774953949172164500695642481668215276690249290220457037251015515858908677812471816818108875080165479288482798397571912374367867455230269804018852956004398449585841612287381535618398236174673591844692119751468277569561351300318274301728523324504929972000571652036373951291802569245755919125148262519515079892219705472608083793284044566894857834168554165851561620581007763440712031828597286549682008401274560808726923224682687077626971054721392738027338066258380991440481930298303769811660774437664456169383077524424146836530270704216331489576538714601235533271312348221172942877463875676367553749016763
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 38 of the certificate chain of a 1,567-digit prime (118 intermediate primes).

Certified number1,567-digit prime
Certificatedownload
Certificate chainshow step 38 of 118

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051742306 --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":1100000009051742306},"decimal":true,"detail":2}}'