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 #1100000009048725701 681 digits created 2026-08-05

Value

277284786625792796391564967914204744648378756545617255357011881134829097794523267098485329721259013434459869859753282241070448032624657642330454044724170850047544245907337988714423853059469654040815390572438640321073781543519697698322195297790467781247661261999599722508108041754362693039742739950576211648378282020400214609182437020972626949776997996191530325690829814308816511971572142545168723167749884764815276140544173964737531212912963137058088169663089898790092781743181450756994234739877916341202927411721804385258047292361616195612058009007285365865590420177442817546522547363065119814824183936641190115325547283302217530841595925283165703111005341849181006965064383971441
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 72 of the certificate chain of a 1,502-digit prime (119 intermediate primes).

Certified number1,502-digit prime
Certificatedownload
Certificate chainshow step 72 of 119

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009048725701 --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":1100000009048725701},"decimal":true,"detail":2}}'