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 #1100000009056642875 1,777 digits created 2026-08-08

Value

1699365849861821844874415628189456589637341229127033604852179836424593184125080373970475350837791760361960624524668496835568810238795400024646413150216058459727131563674148402518597801482391646167524611391164271299767722290573025449742365633785706265809490995910793322694959886122428838533374165682367562246694955739036170253558068404182120426912927063913049732170645579995823613385204654835048172863243119828348346958440912787069262882113041326333968728965320989644967393557839932028735178673518911896051336309584317458615552190945607439914220662067230069351258899684919909197552788341686247234789909316868468926722618452417046329298174571594301923891384621934736380403479459238127303438135323406626711161738647633242162483136508915165998619633825665521340667722291311311558574973575603185955753056695779037135188192540490714064528621089262611828081231449437449761971317334468902713431488630968772159083793617812244319441391305807124062785595315243605938737411982064898435694157901444362163398922746508610443440097781578611168476443777970182877576803089784466384084571161550903925576350163313487043353818482078369128875129194426252032314908530224274636357296661651669271805135903598041517310810714217788676557750434999289334183433074058449388140618822202125817316445085517751219984799163506355978890999836313066358173428509977446759925480713153009487927956623636269989619642215198728872818099164283305049293448149066868233560510708816142756800999556682820456873900008806820439425058410440291097764864305079859803805441280568859302631869540862003177055310930518538286130007372741866858570269282318924302580906740210926874157222163749162338935751132497473682003486896170048609439683427574176208023753743911171509999886402993144060345924823745098675052171917835894901974228802921
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 63 of the certificate chain of a 2,536-digit prime (201 intermediate primes).

Certified number2,536-digit prime
Certificatedownload
Certificate chainshow step 63 of 201

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009056642875 --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":1100000009056642875},"decimal":true,"detail":2}}'