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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 #1100000009062631146 1,243 digits created 2026-08-09

Value

5945810218884855663681616502568238797113771694893770300792690735730387939514501292117136026861106550886812771925722777007525420849691046391454156852605764184329614153413836376272984641797546635626918936898041022332788694113581528716443933600839618201201591289367212796273192436833569925820513069715258562868806713652378501912104421067101908711499617996380389876852460491237096967286037921019478081905655975673302663477544596514365925461965949509735417069293353140878134508921242366628619976559053443673645001886315844033399783251271629106555640765792294372661538220536621890716613307840351982960609197674592285175874526057903800045827834736531088733512794423286005811223372872554804822932457517406133485894381284367084114080164672890547968263980181626290360815556360791137567897242451448006361147694742684091537994263583194314887793072047494859992100895563694130591241983306659716985222410649836380678554317519792712609717909263203016101598117870879806477942327711301363693551682756529822038705665172569205644707700953400497843234720971354428774937347290376045128445808527747752972701701824896345111651485678335849952327757567434047412091939800564147376802628358900239984422016863408423563322839380728319904586563566996417489032292071230545927
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 38 of the certificate chain of a 1,696-digit prime (138 intermediate primes).

Certified number1,696-digit prime
Certificatedownload
Certificate chainshow step 38 of 138

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009062631146 --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":1100000009062631146},"decimal":true,"detail":2}}'