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 #1100000009080418469 889 digits created 2026-08-13

Value

1883141737200883242009011985042228159885824064984119266426333948285350465903990119057148402849744716216137963376285190273960200626366035328448594909166000318957058307489672004187681461590454168389116355826288742191888609666383108737332249914657070763553751263115091981667140111312541608070833423978744349973540429864793097086565209631812822721402086853738649036560927781141346618950348994187815828680220839040750050336145213685275305462293272082776781593902157386411685771257674895983499265503545972473466272141556527505990752771069716604649113635814445559356927971277050685935557252878015832987895323584570605010390220761885318989451192981842562600964885948864615176288594134717276229798469109721344422392953322126515983881478679332827038655191463592464750498493377599170549598664847023821223971773454292458743717117572231841987389276790047346328168421269763163292354164380991851279452819
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 87 of the certificate chain of a 1,872-digit prime (157 intermediate primes).

Certified number1,872-digit prime
Certificatedownload
Certificate chainshow step 87 of 157

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080418469 --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":1100000009080418469},"decimal":true,"detail":2}}'