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 #1100000009051100431 1,366 digits created 2026-08-06

Value

4098571327503623112196293853624322786899291760550125845152088466852673644094962306534292701521464318551491888079827223129006647029747513177592895865000176279581793233732530691841303400843492129042795813836933254972940933061421811182860942410710754672831075409953772486330268521786296252097144477558778964915956388147605708751949820306596990036596190088841067787549643879514890178131396718968279342325786198239437419508061235354384252170420636777940262921320432592181861859945636592216752328144330362972983096869427854080785844957233265307908065762738433949164753239469900652502041410958347852729094998212457953528091701986785178929035480785074640185899095677948821518918295850419651998637188685505603126506959284061798728273961374020558324594706767206219959390937855802435458008755307714629347464131370024126118936281173397612005700473908763322111860159977488409463683678058181475601445098434550642463791954053787914152567242372685812267453029695503154036289891930906712834165571236096210434589439398151542414329937406063128984660794568437491507436627595642389599235462079819267211337216930650898604816877444430896113360352883327881119970999983713246060360862852381670538477148798680516332116055862765812509985257852736260971147545038630233147428585741955305720927507128487051289793492106277450702313555714540452843795777766607491944854771713606155048636608584112673
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 15 of the certificate chain of a 1,553-digit prime (119 intermediate primes).

Certified number1,553-digit prime
Certificatedownload
Certificate chainshow step 15 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051100431 --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":1100000009051100431},"decimal":true,"detail":2}}'