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 #1100000009048955620 791 digits created 2026-08-06

Value

26996985119356808373668417151165323109544809300683883275230091404448971684191050821865551593606581690719125268634532105218480391208581092132678113771845408766432465413168309288237944418332794218288959067964540341530498795368333706065407329063863993604161831416350694144728336181513910889608882813787328647430289722327338448034388449668472759698214761943579281129031969575963983722736660806349999856000972391946530855748407208621599545102868455032722997717577242174013254545214777521432652185583225386776676871191697021827973770777853665168929690812286844813478608053582618495566757772161396253090156684992842936237098570100339084291855556399513813222444113133909607158486766047814814495072003647061714472712757975855004111523306406421464407108337714547484286057444742433766928777257390886449
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 61 of the certificate chain of a 1,512-digit prime (119 intermediate primes).

Certified number1,512-digit prime
Certificatedownload
Certificate chainshow step 61 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048955620 --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":1100000009048955620},"decimal":true,"detail":2}}'