factordbrpc · fdb
Sign in
>
?

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 #1100000009054648863 1,902 digits created 2026-08-08

Value

240254917042450187346599816921625321156094195980864649335278749205168190868032038024572182355945080835564176581639347831846157539456327987850676919185943006012748130852660166997706132156653669395985290048394018587941071953478346703518702136826187572561231459057882532961286142004411649209864162995470778901288648743885577832817526807574853012227226346458993742556617057610930179580953159497721821243199609334964789755211349085616682326769071841528243191740791956412242025043916893860416166501868962663041892414756274047352773961806740384170206416107139124705967527486731364701087076972771353982487496412534261551534897578912249499975999153603203174411323133532826329413208074670827732470909310420954681577863558720986867256475273469807861043181988830560185235039410174348811945066718870882259713652369308389571701386590722918191775643508005190757053034857398795619170104504461596126160428842930633146248604133591031099622011262495251358126800428062774901611223329064650799569037249719573544254682123726141070169752885716727158315823009008771298469863144173271281178005114235175035521102740180942932982570852581476679619075591465713634507381229540656978589162005372003860304418123780535738379247069420084860559519078480611395328554376099216156191893117035550411269068124619094779959599479060998891140741840952246966744873503428484560103047872305466282448725302808995282312570617459783185743286215573589555733178241080240909814134658305720844610356586699910185451883363857421698004168787910479792327921406675196002133487951059217050516961239633493692852730497020588379123574812977891124123889232875976209916907625306972688315030632750381432383659981691897047139188826929826766071792908554958863726722280842539775649275725564469536945538252762709840519268653114497428218797003906394365846009228255715615521246347011664304204282385476491785318386228537130184073486816337470751492278587837055686244824862387
Permalink
Is factor of

Primality

Certificate chain stepproven prime

Proven as step 24 of the certificate chain of a 2,221-digit prime (168 intermediate primes).

Certified number2,221-digit prime
Certificatedownload
Certificate chainshow step 24 of 168

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054648863 --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":1100000009054648863},"decimal":true,"detail":2}}'