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 #1100000009053481851 1,440 digits created 2026-08-07

Value

485892857312025247333278688880967902616885977891137376772563359065155352888266867221720562369398838008217726465147689094549202666038771250464583025704898916138045385581980015505161521001533755372564216611201657326129436049532474879595193821945793564910909424157959819887950697082077647333058368054522869361723700668011746243414517511810138777735948560894106988285979906549026342622013899597643368332203533522269932836762654336386587245528161207940853303496740090230602003545486632796354477943818621960558523576285527625062336515476024756954615054625050945865855191127481378337911004501795329664430541107524466275339259507960041252900199851674258070178855880763175747485266993965530478099174575735576573439654342011902322510747129159285010404497494778269552288975939364236616035511435814189329979929269327269228574560338985808045586389160937084572736286536193323780174923228065180762272539637523670448267653084307342954671745799204077390284946027391630643530598308217126118045223154518602243385240850203264614225992536739717979486959572586947577850970024860603391628084824403433702909227375337905102910548251957608582534015586353650865351104273289904343183061079118345088490744146555135491007151396948782993647878048751526289862817640027677770893075103861454659463148919864775208585001851741408914064864694400426196907770534951928564298301906686514796763113046065823457809237939876301988797599952759473138075503146308484609568829924558458261
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 71 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 71 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053481851 --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":1100000009053481851},"decimal":true,"detail":2}}'