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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 #1100000009072505218 1,109 digits created 2026-08-11

Value

46084951381509340009633992398720153643875138836249193628702491389321463455571723703908973106631542514216261103100331524646481275730664724686526151871538403035320691203840930331823995243577126565967792147841930438529530594484222706592239232001479949193949107978337646270785267119969178463126381015561282901375040256119966289623851677064633696820117235335749100715278526573572105061671541360438330210515190208056291589398513243447551781530795286374271343152055643227777948050834250070060383845145731111209208651115760358952512016468366961722368588103802347189321609896373086671092792736136792796243382027558272914663798004804432161300776571280732481939089875621242228773569090775434659084390226454333057203288803014874486218115467797509306695304996763764063988396632442127668799247835767918588543847946112354308164921262342349019869345268688964559379824955751892585671834780883857454996816566183832879330714677346651564306390900587114078060656089223724780368194763826932508910310901837879089371938715975203639326475883906391395110393542680087224618494742241613836406739463814873085416084943708829190190015684859
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 80 of the certificate chain of a 2,114-digit prime (167 intermediate primes).

Certified number2,114-digit prime
Certificatedownload
Certificate chainshow step 80 of 167

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009072505218 --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":1100000009072505218},"decimal":true,"detail":2}}'