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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 #1100000009057797382 1,523 digits created 2026-08-08

Value

20044540186848680641715889624420399273263714268504611591832762451623794395385195584703658479736293327062054931879857413569908352974008077469487373242663497959458415734469434609223013600978919625073003367121744550060564328972516642494247362956468833121506067001631037372536787622970478004270206165508515508621706178500416815551984865097386327795986641572937170760970648851374986327815761351442557530526320987405950554704564668009792761082770388197971839186150094492304739541639111629981386204776182013301517964724002377859776841611009329529902141051193489446830828180937601170257950996914493835858886161713197343436795595486443198746645263682645425657032092397813600848517809178610450954535542686217575188336466995915322444767790989545219769389944389532034963025578583230040099994937320057028519609266676350269425964127439999075088522496367086234843405121295456010576380071904594181170362383862763675779485791339253275071912380169616041115467516565037022223497775629384677957130508064199310156308605255678269253942350195635289734978992511711112696294007591898347494925338846922226742118130990508534419835895655162001539063538990935273803877176406992593983942238116944898774656728574712630024992518883666145507010586916150762888894452352244496003506488663518112496248574655372144441058253630657937126975128036086485514494931096536909768200246499552552771068846778904419214622976929819719140704617980244675894269295322002877006951858541948161347035013183242307409112828007121231515895529795190991507830335337883642867251491049
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 14 of the certificate chain of a 1,673-digit prime (141 intermediate primes).

Certified number1,673-digit prime
Certificatedownload
Certificate chainshow step 14 of 141

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009057797382 --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":1100000009057797382},"decimal":true,"detail":2}}'