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 #1100000009008055570 1,094 digits created 2026-07-27

Value

49084983034124775658061156179465655320401786614338131825710829355220304687384935392425175022546844670627388860770134145717941641173784668677331128820591370641379206916600383111032367704420566136495886975472871133887063415615893830850997049553925666528431038497218360780414846922391898731621558953946101446815764474660126855743407747256060494690145510140907130446670320779100070936496817423290199240950111815346414469033009300960360767759540780697859189502743265065546093031873836523826601317540315533203769176536766818474314366240287370357894553161045614904690480210724466147956587466616039973744807644257118262516430968004442264340092953235426927286501855285042603767902054862134831785022626114284001890523000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000387
term 670^387+387
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,094 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008055570 --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":1100000009008055570},"decimal":true,"detail":2}}'