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 #1100000009058005838 953 digits created 2026-08-08

Value

72535439017308260956863218870733221213227844242981587243905097125861733201703831974438233339365430839845091647025737288183805304190197964432218271646036836398697791951232129088017837682390041197968749112620536470105548533067497606201836655085624592650288028453464298689916215445580676748687383422498633086796319167717972164545135779929559840008101591036680118199947145222240052833651828963024155209521087251411323434922255821297949303250549080353414171039703075785640848113804021550896001078586008098597267823405187369087641215422174530147610785831943695301413107802355290787512097276814950711211136594493741313938804286635699298240596568653458993145478697681961509968595446711139831197837971798717379859420484564790054752380180330500978703162047905336693738520050510852025670385705635044173635345954242437027366809818644451555910614809427096845467105512699669629710291558227707074172065436076034923833910458357780588913099132291939731715595872989777413
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 99 of the certificate chain of a 2,255-digit prime (166 intermediate primes).

Certified number2,255-digit prime
Certificatedownload
Certificate chainshow step 99 of 166

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009058005838 --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":1100000009058005838},"decimal":true,"detail":2}}'