factordbrpc · fdb
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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 #1100000009051051621 1,355 digits created 2026-08-06

Value

16492599502951087818044115711140075027460380585736854960570375627434275441192930645958301630412420980019689337214529547696124514174725090270209235555054272779328986111996511454761301341275584814875353507220374390925979806887460564076162567479346285171783200846565806246663019317044124622243087143483509629821617787084640133284702927317560872651171866680014597113274500190061713602595805132328625541611847382251259937042115196778649897024226296472306352835482212569857045893098790962346026121140696478896008810383590260836293900703454218664079164392641707455611642422949130187102871470419433623626393376208433970513052606559245628675491450624227632035307820740170597257347839470164849737855480223583932392108840399915305460305818835745092380303702502519407903873492830882533247918396267333403778505040210004608217339374036493653521748811944650725219940777869754159917419359310301710789015497905588780249725788948778351639637314010078321318165292777569802039256165810979024450301520128852748186326277777797280559963197092731161389960984976578192225151583817261402323660723153845705583616254501820724482267297894960832686286872890554554396935637975577630301305148072469859755500123304625662345120465216329329671960962943772073560253217282712437005415805084318108803945649445368620829021189343253456106885250408899635617752992567472464901860448989809798298231
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 18 of the certificate chain of a 1,552-digit prime (122 intermediate primes).

Certified number1,552-digit prime
Certificatedownload
Certificate chainshow step 18 of 122

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009051051621 --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":1100000009051051621},"decimal":true,"detail":2}}'