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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 #1100000009054575101 1,675 digits created 2026-08-07

Value

6211309811996738010836342279666963747667559950405760793409652537805015351266703086876683546299764782154561103216706686958210483292400055033218900466653174822594537749610407942426057822893503421405757649740875369528835992310094864726626312686004030966558944965415543239864672517725105680669419018585123849891636621589389776314132372041919264227640253584039982795313839490256065259073021754417174483764439957589840835901022771408290658848391958967415236012272783174842445479004688325396847824059834382977613900072344959039515155584384453422120765012300695538331342733054054987387540991789639499522983610877722045415851727135269666318587165456160004459530572397075640746755063552136126095298500738229962952669229263342622031860205185805051459742656249174609407111084655568373779369679658938467772545081243133692643204129791146052763950125557922624478612216235150903676672885869286758729390629108598510914489556684852872780893276832653469124123834354321486206952834689274493327402384609405278503274342983853183065598053412931035819323894112999218116376569680744658231301440914534178445360474201742976156578344864957257148913846090031872933045837625283264825301848644021004877281870900296411231593433035765965009458828817731165149611906825023594467131903842863181400915111601640690048674332246048638198533527160193842657744753505849703010774816848726059538969332423651869542039514517279996432775930512084508722790600143867964187223106198830395786907486111395002847653893355901664895356810043923129281598906827485664494496434490318826081364224486010262006592563684503159068827895372533573114369297142181643797858790600140579845182239139281612805164542970419867186727336247044555561
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 92 of the certificate chain of a 2,863-digit prime (220 intermediate primes).

Certified number2,863-digit prime
Certificatedownload
Certificate chainshow step 92 of 220

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054575101 --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":1100000009054575101},"decimal":true,"detail":2}}'