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 #1100000009080170457 929 digits created 2026-08-13

Value

17720060838482158626749628336899734064520874681091287458559489610932725160788275512400833012561461309863450582387316960642629464443121538962642356075038479779273032138982735995097582876242685771341620467013299409452871167041775907610808593861954305803017457275036364227597262027024512939420870307726120242494289543266430278363796486371212060796382120523888244787611644195581702322736136674642218456276940815882930566361182181773956187712139761043708404363288241581778507890257797878623602684715273815803807215270976336668975381021023726411569136241163660937138813751734176160045131336747319336464940760739624752238240786926189624381381819699826981137161121543038669381763363140044834773451822067670049299347925201965777098501991170200292113724756607810865850420256447270280539136216869371983920358569725969978844817546435338125485118091245880219917468665704603987316160821341437715864671642370699919725765059874292420233609572043
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 101 of the certificate chain of a 2,172-digit prime (170 intermediate primes).

Certified number2,172-digit prime
Certificatedownload
Certificate chainshow step 101 of 170

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080170457 --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":1100000009080170457},"decimal":true,"detail":2}}'