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 #1100000009052397827 1,382 digits created 2026-08-07

Value

31444291927582954867771801920301517754621550270916106529772615230327587531458294027376177923414103415330537453366987108679251904349411950054885855813342679653710601088875681453086558103958041495980012417884209155203092388643170431860229659644031493373073356702634854919894105956648631272899062715892734533247850327028873325459984816032897622796153169235220974303360602048411576099403480896606927508520143152376360599454031066334910451637778169750232962788728110639381279897298635009112829074560476490823570836586836718102207219952099098632854186049037027844943576154585576381358021009269016326193835941045301404000374743487860285877199730702500620160947557546736445362478991811497861535176139556663794888436618117945423272816841454792046877691087137059455161100891057773824672013416563106851610684587326358754916618518430086478095141210268400512937318665734528844660299029392701165372297465894436531413827622821819396582311076985770252600128128884263155424190841260606282817625675754474762103609938247659713899225018727838475224868379790742579552044423378743855098029626927046972580780177910289733887413619825958616353681927822830202024177705951728481169175005846981344463250414543372787733666137458942747559679400275937194281429405630471556344993571660225530149130505819067469741887146556362789492971699936084025257399116089600435485985496152766757805416343377085916380546590843919
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 21 of the certificate chain of a 1,586-digit prime (120 intermediate primes).

Certified number1,586-digit prime
Certificatedownload
Certificate chainshow step 21 of 120

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009052397827 --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":1100000009052397827},"decimal":true,"detail":2}}'