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 #1100000009008084909 1,290 digits created 2026-07-27

Value

126404963371458798111071051563874078987144242848320639113196330590471285280054822959834537844099893953156567580720744872884577172499248931322472099451328579640898056382142556246375428115620393863758460916537616766647282554996756042022214179152534162605932900809746796601011879314618781857799281539097122594832723737198677872319897381635448316882552178488469142678883265163206843995985487385385791118355990697823837094264838483364162640472764833282089181406207067727715511382397902463394189480371774463827421537863080269414795462979316101898693026857928296892252012527001182886490423313044807461231879156746050320739058930419430647736367090523562825508002939205469716043009527985290681725266107195786251496225764601371045494228515429722495553990654323669434428165392395246839823761160997251186909092636709940159013951176688170320242186202066804979095025909093332498293602508417194016147571857555136125487492002236323878423116314340234035657615175221872350113810668305376584439732895458275063542392178447822751033049345683272076530538342375132115550756536603356393252334328810043056524328199932499632114973374783708521139683363012772325533597109739891994399468502764442094094516613681938732544862088604257605105516694924383531325624436459074916667630119201045819667331209539271351043003628277
term 4179^356+356
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Is factor of

Primality

Primality certificateproven prime

Proven by a stored certificate (1,290 digits).

Certificatedownload
Certificate chainshow steps
Uploaded byA.C.

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009008084909 --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":1100000009008084909},"decimal":true,"detail":2}}'