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 #1100000009077203561 962 digits created 2026-08-11

Value

32751787247554396079601456050698735251044702946702144817495548521908615396473718747561419749721864765963427535203158128466294287366056470576146403053461482138613985924090677056186217874249147257192924207200741707430456799617663666519942232815558474894971992604740463718134972998814837540814172979238558829215679223247515343845394243933312133541259200661749633812427274620325017721089703266478509445246554709217543619118314304884458119940242793986026841503260976731689503892888922442829180591055923672435216611662912694862647262984942669016079688011290274856126881123375328982654583864422318837203058799425726235627724177393548080748806311614597331036527457662228827286257617000167657042345586088178025451849180947647695903499226321233471785815834846960667118813640722882272451325030704257359478746774357342515575099931141586781222034790963255861837858884464376379562529218957547737533961379090858024545193205587558229087511539437846574549744341555571543714504883
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 75 of the certificate chain of a 1,828-digit prime (145 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 75 of 145

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077203561 --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":1100000009077203561},"decimal":true,"detail":2}}'