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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 #1100000009055629902 2,146 digits created 2026-08-08

Value

4824895007043482611342200231438133383955419050105880261293001894015090669103686489997743780297858236785321259951522975145864008128882872372993229775482891812537462912367714714600486789582452790559882412350778763711850769288662079862372329669401573475716014308462980979091576012182734100281847276978026616750537833960307145201079633890731985144214100699946678583458947001658660436992751967289387407867175287993065047698199249170525893180871179837440727662211902847873371162257607762234669979599512761461887346904241605617940906741012326332568220310705512407674957349366189814678346621924980867825242382845392649063358522874923693160838812130611902518687344418302944533682187259524758335268958530300455110922814911082410963708295044341322547278137668067615169786174415945632996908563553820019420444446926260477029581743192550310162670171361041232842675653720535429000770648414422590873867670491459839609064214600345344649042159096803668268858517219023116659649038563853576857315093414258060441771088313871933227908929586536056327650767183058652956455193750044768383767316894754803877902815019239090785568343247359637381415609100341101876327137977625325695507292524895932893030636754530093059424179007273709449027079612030931282197090042797410401462506953976661097273228080291262319590649203877055928252630741479128398826155139009439137075780254522429453067946761429181047218469182086969471145530486061674793143020958591730956118744330424609689871499550303606378165682532615103746258443920468158151166464791219392004631997820001420215761333239399358311165507888733472197442158778486798312221813375380426912656613007031884106878873306070925488704136940674082485594431217600888304624113094855292848816181663108772390661558203641330915139765376729393394341163125249381652498161012527185243616789632505704964329937267025568195126436054830150542159181165415887439067311546945978893055572406649877235485703629163404394279269896164833979105816146479073494786670028342787970883195605285553349802511445295222784761839225082863637773137214503693438574810084761835874100922468294372241334110646897044224854681341180761285181759159128490739362666934988798327871
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 39 of the certificate chain of a 2,592-digit prime (204 intermediate primes).

Certified number2,592-digit prime
Certificatedownload
Certificate chainshow step 39 of 204

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009055629902 --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":1100000009055629902},"decimal":true,"detail":2}}'