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 #1100000009019512189 972 digits created 2026-07-29

Value

321073062414867821419605648235210924733632340115378552679479143273745104821787968959324206601244107560753785927294191417299867819111495235980296937089522059406003177952461036699926860494752044844594029982299903430901375764507250642182198952091630567422842768352431759301100874769937625462917222411649435692349428748275197883969031133019298518959285730046698366181741778735201454006586376489446812848460503554407268459456851111669789877115705176754685440465910412166049338841171188401782957312610346879783826695656456692592462287796939453670486063690078401120843634119104249357227035476217748186131878257064917774587537307361078407323898834410128596673925700196867784975428119897023584128334652957567926828159481862377697251399429983737725720218591369364618815833237734627460138903016899861731684019787040957358411605871341766642508030031196759094889860815790962032982210362721488598715457540944264449144347785150919738608321604815590013246409718259824836800321117278296871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,105-digit prime (98 intermediate primes).

Certified number1,105-digit prime
Certificatedownload
Certificate chainshow step 15 of 98

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009019512189 --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":1100000009019512189},"decimal":true,"detail":2}}'