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 #1100000009066400972 1,185 digits created 2026-08-10

Value

762649953097179198276320877336923806831015691494071084014925515674937259451120860424284003607601169516190468564141781677646516066329887009135621984977238826539401206483024508304517249949427683490271793718961172099343972169919431092519328897534108376400818272189861922284525502958879581732929157782873738377435519381899124123152733137701939329299373081081529410031223706764222264659293543377886853521295552316455741825201964376061492115726727059176637926241303277578710255904673598386732345220103897762344248408242254879181025399266682333604251679561208855613417184059725729940110592234529258869401173932143335605143174355148631763204531376949302611922412673680533382246417832928291436022556814012869270026702502436960391833991530341694137325487973075287181864297944133171671213117231704497468556779344875682576639452382910480630757511476800019093403829505043754869951104475921622229741682472231742857341585927163150260900772019023790742803257243180974458488433678019899086105232695048680788945634866485585403810832629141453651884868438653297986891644807370737881220421302730947606011468002863370163837801486429253444710006476025765694688527217659806828739810431605860255043883047035737
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 43 of the certificate chain of a 1,723-digit prime (138 intermediate primes).

Certified number1,723-digit prime
Certificatedownload
Certificate chainshow step 43 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009066400972 --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":1100000009066400972},"decimal":true,"detail":2}}'