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 #1100000009054708893 1,315 digits created 2026-08-08

Value

1800123989773655606735383911755458550107117504047515358840770459921674543632313519153834156992571946291711673316059219067361836684300993493906969566227877196634984495395106598781168837082153109509959207969345584833568142385366543972071340137989829647556082917621842767345791353682097085476262652415329539737719343189341394486707806714180995431004056613779160183113810222668087683296385307554111545700401048249191215193203809207642055590116506110165445252216618815143795679685610499910724619217402749622210425651795591675059746858260598726698075669727062298600547691818751257897779282591371658378213973006126546117916375112232868211053373444403508028456490992627992868320402403870839488758853192653407621899105032055228311115653469156956072850091797582497758145451114769905942824592516389108852695650852446294822129440760190180012311804467580026667075676788017465999840971606078745635961827245141325762959444293547876924148071571549089908324497403331588544811687105955699467764962824013620499490080760135127918196326070537205487547158898278430724412383105619820574854661796420162600461903140336452799931267817106191942449772247374208158624815983471005743737020374538430404804007628347218226799821249889531694617750658717207724678829416652919969903475372837293634216182674022905023355772174004896889347542254086071331
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 28 of the certificate chain of a 1,632-digit prime (127 intermediate primes).

Certified number1,632-digit prime
Certificatedownload
Certificate chainshow step 28 of 127

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009054708893 --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":1100000009054708893},"decimal":true,"detail":2}}'