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 #1100000004891141358 660 digits created 2023-10-25

Value

400283216606599681109040455563448876518438290596700890137014190007634063947192347994844573478241794268554820560807062769466959549078532706992217748962470387553729023410881471576859553223026672136971977864660940441487594978516081218567912948589707312796951757333706634123849477810318501722501470518580599795996694880963307090684581093479157948601548416296165956472345130616753122470601999897261798595619160695056155350493643944201528890760472857825340926386279307273143289996698677989904275144644063073207203043124533289481410077473616684058018158994109190856361992575746540296173375760671656116068090522299701001101381067771743100220206489093045736618453318319
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 122 of the certificate chain of a 2,240-digit prime (172 intermediate primes).

Certified number2,240-digit prime
Certificatedownload
Certificate chainshow step 122 of 172

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004891141358 --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":1100000004891141358},"decimal":true,"detail":2}}'