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 #1100000009071981364 1,353 digits created 2026-08-11

Value

869190028637591062587587122852020367499217450894101757592553143255157088020977144456629807592153673673125995874507793720781070975226832425435091834933956174291070223304816306396596915214215693543811159722624353500729158697740485868786652943389700673169049866103370893371009890560882632737184185433468815690524288692030685975386470742456284545805130734717710626688943961145540961652477616689895853765559980834226119920092787375551143798935728063071105093871844036482614687157315258481909638705830247910265560270598879651153006015220120737436624889450434610082584944696530098882299075041292115835242795905001068150804018373491731993154859217909630422438699686622050998164231358494309884168963948629924125511634103584649265155271063232725275543057386518031313571018442024400840456472577367147322702547412901299324738215263891263132701175275572263208285287387635980032142700902100436679284299448561054559995324838774800681058570931052149514083748549063732083294256831635129032813095925464437691300541531588643435704734214438648695920618247971481612037593251661735657211617201133699613791120794489067411620817206098058868777031904505917664165874574922341907780353519520542057902940639544032021838339713661084381774457298613650799535712762953477470585229010568594287299159389360196795148101975521993932076942502081717363818374702886064666333936033196800092909
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,793-digit prime (143 intermediate primes).

Certified number1,793-digit prime
Certificatedownload
Certificate chainshow step 36 of 143

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009071981364 --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":1100000009071981364},"decimal":true,"detail":2}}'