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 #1100000004938746207 495 digits created 2023-10-25

Value

948291003862120717163881966442542876376039805640496103170272965211682994174334401877591545984550218608585008881740715060206061797159959314334166165991200733786690993048070465603220492550748048969561354437145286584545644401806977660960463948587340400735130928914395851580436038740950133649525640010664817215986941723961308108149091087462122751078884505591778307528428750404258338841381621815073916539272545694310856475322651322536056099295624976572818907302638004398918537756803399922095304513527
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 130 of the certificate chain of a 1,672-digit prime (191 intermediate primes).

Certified number1,672-digit prime
Certificatedownload
Certificate chainshow step 130 of 191

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004938746207 --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":1100000004938746207},"decimal":true,"detail":2}}'