factordbrpc · fdb
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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 #1100000008718455288 684 digits created 2026-04-01

Value

146643031673994152965608532802032272906736717987533098663283620932900380897558030034315854978879375458551397764194660775745372495205930600934274120394878079412972173912641353600399183624107492169652260280810463649826870817677114982945078240202820449789365826800562021469945937329579450971040903624511063364891010503478896875059681005061034289979659440636657044489583435582856195880092473322107483744966196832588992665562293320549668216115165020498649133815382769041378127633308515166507099270449242157577846752048287128953670098222937133783040440736032963049026038107267047226364449181411258215084022574982741073323696018642159987619042761005960581013343727642412046349582252310634809
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 40 of the certificate chain of a 1,123-digit prime (96 intermediate primes).

Certified number1,123-digit prime
Certificatedownload
Certificate chainshow step 40 of 96

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008718455288 --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":1100000008718455288},"decimal":true,"detail":2}}'