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 #1100000008675883191 598 digits created 2026-03-10

Value

2003318093470360453893883136726013238260914609610591457433818889275612485764517815442037797039255589845294992527395066606967921035375063753473570196929789244063704157272584187156196355558236460262482781124272251218883010188367050093911078631938907130617741009438170817116032858275507320905449183585705482519388637865616746489784514046485531789526676178934745897730547123606409908791452289411630683778180585473195127122776556505527876581323247659051976316502430971725378714230275008948077489693098506245850470353626851125180235791849773423861819054560283073300493267620406038618958878442215404091903
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 57 of the certificate chain of a 1,155-digit prime (125 intermediate primes).

Certified number1,155-digit prime
Certificatedownload
Certificate chainshow step 57 of 125

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008675883191 --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":1100000008675883191},"decimal":true,"detail":2}}'