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 #1100000009044564643 447 digits created 2026-08-04

Value

199577696954365814313210106282930756638523310652522538768083471618699895796532478759979665718002530880790527600777407394326762839592937450971477655781025719262726723125073446837024095885089480443612101326738705339967497006663079669756899736420226379978279311036000513100007446910295929888908081890777904179870682612971914729552791234548657418564288218366105010085383799429471250983796083957128586818086809408252299919182465032440255491132247553449
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 83 of the certificate chain of a 1,401-digit prime (117 intermediate primes).

Certified number1,401-digit prime
Certificatedownload
Certificate chainshow step 83 of 117

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009044564643 --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":1100000009044564643},"decimal":true,"detail":2}}'