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 #1100000009018539238 731 digits created 2026-07-29

Value

80160425216620809267879988314147369812392210362889490693279926737639892614611665584066896643045157275787914798854412889468035076013630564283417229670243509127822387196886794401645222031866035388928970716402617488554342698753604695320544955251255145521595538035436175915862618313991679254061619819871121510455883188381848631834486809780476468867644252672264700860403328009426433428617485993010591692184730715924720318144099211277766905569289056409121525670333698457291829567748837259336130344786190480608220753344297744615848330122910912291035128926023443833604073183425194161730731191127010266734518778899356554577021157771133035713461621338216240115786138209690520035260527812380929350803662317078067179013819328048798087577873461
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 25 of the certificate chain of a 1,042-digit prime (68 intermediate primes).

Certified number1,042-digit prime
Certificatedownload
Certificate chainshow step 25 of 68

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009018539238 --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":1100000009018539238},"decimal":true,"detail":2}}'