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 #1100000009067331919 654 digits created 2026-08-10

Value

501995733121268888358122546870237812920041643919822880817122240855587771800564003193321405830646694996864255418501937955051472992148395410209389076246788401701446149397671171116394146999366895329711396914428336638696757986518068047504117675976770201744840043256623194182376302225903599034968449806015766804436796248475124964773872671706588176809252063179599862452305164062825727198780666518350831808548957836188074940432236646564448494186981352434682657530207910690602175318518008823295365238929983468063888403438941168330457178592120899364993775844998387509367416106951829556603660649439936772360154649433520019327015080107903621356451764715689040069017
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 82 of the certificate chain of a 1,733-digit prime (127 intermediate primes).

Certified number1,733-digit prime
Certificatedownload
Certificate chainshow step 82 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009067331919 --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":1100000009067331919},"decimal":true,"detail":2}}'