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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 #1100000009051051753 1,204 digits created 2026-08-06

Value

2635415022246430769107379771701870185653924248411480100896074868764126456798926030976133066348349593923954493783306597374991794262210101573544465042838505304099033736838921101038151424737125581965688140980768020286142385204646612205995183022508812941348311550680794374998277643833457704902737513526817804452381544829593986788965399195430816681378963711414266850735662066572033565527631603729024789744117795108732218724743756859096426302097536707768891940537330799113202914428881170831466422227784454103779086158944456544605254258681742549944083924827550123717489893034901507828856587269780891304509218938281619076388157991929394059250796162490084978583661537252346925778586118453017085720323591756864655608039930076533941342368213275311984079836301306490252547386231676771888699235392999355466569268003753594685604940380906996565039634862253955336767141546441654853445854521896199582336465519372633451814949147689926905485839443380299059517240578831933754801421109400228227275873109442200714192889992815217403264121832250011619273403074967467858993765874276432091723901715963068538446020446566610133581859791257290114395891374843243978459903476541329242364665897293719120498252002282825250698021692376079
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 31 of the certificate chain of a 1,552-digit prime (122 intermediate primes).

Certified number1,552-digit prime
Certificatedownload
Certificate chainshow step 31 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051051753 --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":1100000009051051753},"decimal":true,"detail":2}}'