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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 #1100000009053481266 1,719 digits created 2026-08-07

Value

324029721810197590075954886108601384477547010445201690891303378406872754563726277145448615440829280309130490847563515560406215153643240881726045527297476219141130535051089256417911087752450481719201029717530203383455932837234360285745010661827781232996410432191288432037561764801314201380063139243184665324849163990458441370092692828734683575756252053712480027050004268969041536680729251160564842017450351316027606312917087588678938797882437686954572686386376913643344743535256049568884913101628788372908915369724039594285846869273066638345194623419717113379557791254495810206221752871160073856403014292199435053538228368191498564204801042485513758924226681223974009604469197973823129185001530588225821902389860996062170412847744909567000900027281466876665905411371608362350325405736463862095442419876767998936713372669671712301360886696469686698927641279895803217655320853189431354786059240572125879624764250649855433788859224528701511801895440366870405331982118316896167218074514646862172085207874140727854340696663889105514492374825855986506038207922711220888845836286183140163639995924726959536007955016088863113547011053605226967506140945641049532099735632603646028457219201222788239580404224443793883570465921364209523310952714110999565829467616293797139021242389376116792269906658352903764411003041779298700263990528365869755723845103456769368349091566049472193117236878432228195755373839029804591874798414365419282127559974909790443151281304993749328936666193924424326072074236963173119343352526274655252990736133104242012485197602685524346336422977135794975734340585502532705669777433543563944099642601956346892839111356041850292374336997689302558278121700222169746698699945218405137165610704998189968296531649
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 50 of the certificate chain of a 2,301-digit prime (179 intermediate primes).

Certified number2,301-digit prime
Certificatedownload
Certificate chainshow step 50 of 179

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009053481266 --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":1100000009053481266},"decimal":true,"detail":2}}'