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 #1100000009112553175 1,425 digits created 2026-08-27

Value

860421284716265032033243006560846567059588313713104862901855764861984516476834807448828820987212349832800305130311050521775640598984646031263488270832596675684137573283492735841387026839594794680465221033432407441952011895411368887009281927188600421754264866410591586267999541766283594924831105075680818429523978022678739151352884434823370864820250416757250603592804543258596673540791405193252928608380469246788867837156004273139949600801668426408836270750784767352155571300744144982564617925101648038320577091854957222141761845908690563996574551655258334206861494315337342050179979973476315766276087791220198811181246995622975564948319508330257497012232780234358641793716384382796335791458633109969969731633791098085123553306476439223314680052028935953726701632871819107792995878540920364794895996606876204217501732902888633459760499172574723928097207349667349259089082399042763265421321482733462843661682642305351908477506296713685671671842103666217231662815685523087357207184276312715568009032235992518610114034540948883718383326700421313623031288422414341468180957128169418429219653676638249879250036027838428481643346653887840010250264717408042118745290505239916682424501868816181930431262354251001492270568506327730529075617548340020954654231882697204107687136141684347713857397670124007545452689457783522574730454386437386894210414329327865154095272128556371796566129835491699000407446531445611292517894977095257322909
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 114 of the certificate chain of a 3,007-digit prime (215 intermediate primes).

Certified number3,007-digit prime
Certificatedownload
Certificate chainshow step 114 of 215

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009112553175 --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":1100000009112553175},"decimal":true,"detail":2}}'