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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 #1100000009080351733 1,224 digits created 2026-08-13

Value

286027579118872694004980720582432397229005980511599908414219961099943260271569841436271083842674433669753457264270818446706496044554151551638717739861037918638992945388272019300235315095827836550297163779660109124266789173128100364918898707144664313762997058154463830197341575879744890852381076194032810743409029621928395121030953273861989715693942550623077692049961456709735253866546786811199682226053927078359236188852561927325471864110863095235659299530795931072384242862128826737317878126051869977840264458550591777931589434841002027534261875435995570821573328159847306348824986935698829309131260609426309318459804524886551766654199842867461352326150428944066172817376207699340506242552823455374361176988350775697175693109696925020512211658245678643480255477478808118068352873833768092643236594122876261009450808574133802818388837230266894748690124049379416251589564385491089434163134181847662462207334071161389677007745362512854677135507105225828032630450035795715007533860298375215800908691072957739420120210033977024475464137554577889777549123959200306720898730455246858606342155986287114511726260904695060749987324678635012193639771026646875632857972182234758458943705219307759224430880730870606924097955642145029529
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 51 of the certificate chain of a 1,870-digit prime (147 intermediate primes).

Certified number1,870-digit prime
Certificatedownload
Certificate chainshow step 51 of 147

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009080351733 --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":1100000009080351733},"decimal":true,"detail":2}}'