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 #1100000009042191093 732 digits created 2026-08-03

Value

190681980045665342542723937023987868946922718520239594390969200083626099469858685183778200886065787711642958288045614433976399330277953919152696273087040600519074195211898521652806790795679651878065272138055172944509468608280080238377850718781304737235578597262717025937759440858768448122933310672372193829076280103826504658736539286343631066111291474181568033790553138006581305776307613482063526828754232824783411606398022927103336376183328333457220077613120117268134606747868835979111885761109358453261251711004236469286660037449166873104028011464866448018261416541109349906229687896004191874991472833812142453114564501946099913656303384570624200479985164330208258680476230890951959032755589190764025370283920209054550528373688357
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 1,311-digit prime (110 intermediate primes).

Certified number1,311-digit prime
Certificatedownload
Certificate chainshow step 51 of 110

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009042191093 --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":1100000009042191093},"decimal":true,"detail":2}}'