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 #1100000009046905085 558 digits created 2026-08-05

Value

224503216915197689541856264373327602921816595441861819954026010198201904906316646271098119357904000976951672174229349623455197500663363599356807204132730176248213579604732993406388011494004249534613501545681782731775134879357744389387119977802858619189930880670833442663026201191121042608802807147771309811988725840118469751504660348570165825298055665134266366821094424247369206329736933454738301627409509101261425380291897226501897781274106060524605866318033624104616176782683222601071568143216961015460614800266867097518221682134249217933142827944199875937
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 68 of the certificate chain of a 1,429-digit prime (108 intermediate primes).

Certified number1,429-digit prime
Certificatedownload
Certificate chainshow step 68 of 108

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009046905085 --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":1100000009046905085},"decimal":true,"detail":2}}'