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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 #1100000004947470617 1,247 digits created 2023-10-25

Value

26586427205646776077015079294780537580861320988613774499368767968108747480192481012887453122770506811714426736224320224919187055146192210168586807483417655851378368023385168027440529708208785699626448232402419201205484389474535741463847358263539409614328119627518531150605014675561920601890160820709122478831215179402647214166525744340331229647935551194062566969207884319400225395432565159232004412374033392230199322529848243921449145564600430994282157621856433675684957620679727295700479044839980323027641208286040715459147251984428144867106089824743532479245094948166545953197032002826151461468811861382196622426893808560450621210742423186294797694174304759586617585218959884883152496040673607722322127559288589829373428259461873339065886580623465296343251239885967147444970620834496106912529156250462929722232739179868108968577395628755907273611776281277606815569654551111365425453546872112526842529579978969581450452373272201033743790577624751569627283248201512844895657026106492765389568446362703433240502238567555590033389141181634307256259755466649757548076468561416491450663260182606981287912696700250382818796555574281217043904882991234441692714772038123774559301821641402628885827488560127397518611688766785128049029334731147553670535459
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,549-digit prime (112 intermediate primes).

Certified number1,549-digit prime
Certificatedownload
Certificate chainshow step 29 of 112

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004947470617 --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":1100000004947470617},"decimal":true,"detail":2}}'