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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 #1100000009054574169 1,987 digits created 2026-08-07

Value

8832070037553855777814573728465112087667117314660162125289510369011201029568893403482499601894791602663373477263130976898712401155362682103532838553714772650404945403314109055771710399087391484263605079861921965887469486577748713922685281053068209442751052378595625641523883559143779447123424778697430935660140670560126237654290238405623197012329027335704982583087432040946027416838988106173691777773992403707731753124688002359205107689144748888730075092166274661672321904608886386222515816759505352040878340390057034531530107184488761397292755115058559141937005279783427960221646930975126727280409884391531362677449984137974662088213858053775280769271697972846095352691058777317197684501799329173773905789540510157468939514597159988418760922941781627276158552447675915891886542318942267132774810093198953484916581669229370024713221506575834716811721289656058543688067162556791946409493622327666996235819475538355015276496303043403012231845275731824405891641426628540135919622282402436235745484804267141851207717521744288076579884256513239228349966954496905318458831712671935531708399834126976469199114710260989143984230067595332764721697158129025212934472459348073681167114348728235744684194151745411236710418308908031702622993877624938915839478821493850232136943928043079762741232650941383801541759467168144413236782886493923241733802212214271244704017077957228305093605334476544148704817091759058931761346426396675459335527021448937703609267537477572269045626348326734838545198476668137132326469944650237135319119995355812146660568198491952382617326669286246198973432253099591079244605654492106174798298790843523724255820445202848234393362180149181791181519356404626411223684295903946804942329345431778627888014332328556869418642466861710671756075420178605094111763098088343826154691488925729016231075516388902190261315546630112621751155551940257178054552777148713957117913468311290351478943569732924869019279247949065283405237582923726402747092266207970936152587379110545743433048313
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 66 of the certificate chain of a 2,863-digit prime (220 intermediate primes).

Certified number2,863-digit prime
Certificatedownload
Certificate chainshow step 66 of 220

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054574169 --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":1100000009054574169},"decimal":true,"detail":2}}'