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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 #1100000009077166000 1,078 digits created 2026-08-11

Value

4101027138014731634518462945521869550270529967330311918628367105786517133590115627367700318322880637473871592865330347129511609187793602283875011101231721938731304570561127671072290615131618488234313898209863698659498749943122247065392197738534002780439693755815725753372915013120188278555215124350352573060127098779347600297457138471094036503325279052886523326134934227077791664254020572452818809669751907940772351706231134477820641061960283493399200979715347485672960988789725567021763450849178124795944909771764291451916305905150072083273635364036004540780334674846604243639481458744329195294780867480698733724618152100037714713187282880260024357133278453747582418433680415423885739918936674519453573295249955313616421445756911645203450910177244805204342806183963496236778507708528348821895505673667065755229448204001946346579062142704041829014027207378111112059268831020732171096159785386911003045303685897135952001049548733558884316762392126744434662951811327475406992483138594947501410463354495932248688426076663374419814320889945382744403753804158037848646137283786057229
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 1,828-digit prime (138 intermediate primes).

Certified number1,828-digit prime
Certificatedownload
Certificate chainshow step 62 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009077166000 --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":1100000009077166000},"decimal":true,"detail":2}}'