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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 #1100000009047821233 1,055 digits created 2026-08-05

Value

73281596847377124247497573738060411870088548678398884992717882768078355182463192241640984047102286868614172053708640598525184662459429114501249735572023625877702578544771578519519401662855950660357077720837417674972284903528330057265070058007169228392156714030132945157687238570860409061020905716583443176162789767663145666567546472005954504631654274429686316506294224282233157975261217415320030550437200562486605691212308902290644076847207758360151976614478747106451508450700206197531847548974412834759470198551814519269521846110759785760044166428513988316409590533504470367537571215674831363630784907303692061018480423264601818765479794479735175110279252197403053198819919831593288494230833631952760289059655378992844305227616528297306702604905259937106868659881625706538930703099515893521451194255168412664692440709873899240387378968206363737224817150742998319655432193540677920677269737848416428528419526243539327716455698298427668045995146620601094979692130228068428107205044252435299213105646431424357867932596534532510085498209760361841483717394561
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 36 of the certificate chain of a 1,470-digit prime (121 intermediate primes).

Certified number1,470-digit prime
Certificatedownload
Certificate chainshow step 36 of 121

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009047821233 --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":1100000009047821233},"decimal":true,"detail":2}}'