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 #1100000004972254652 961 digits created 2023-10-26

Value

1558400162919397210048172277461293952464525523452465376016487538836592465642809197196819064992411271154785353254917290531081700696665508574827844541674093287230813781196813662036087814305462087114050703192475542338447361578403860042508280414935774017282880928005073044916006271431983043078556488042016950858321401010303958347755169525862756390505527012390607173778875030300871534146440980774904890925471448066202564715952745033422037710042739924863989506755406705931496432948328449963586470285955106077881826056815169420429397224327374818743385473556592031767838682119968509110537354452930156902263067087645402767901556765493309809025410886293565353446740554013733533412223649975457097296964706006326164343958511998861021161820393028760850698059999740438011204620878889838483979868275032371240022051219490594935371512953021069031247944141052441580017413883151948588351784655233096083369198239244558559162340691278846756016170385366372076600759793531330106787021
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 22 of the certificate chain of a 1,247-digit prime (94 intermediate primes).

Certified number1,247-digit prime
Certificatedownload
Certificate chainshow step 22 of 94

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004972254652 --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":1100000004972254652},"decimal":true,"detail":2}}'