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 #1100000009068981962 1,511 digits created 2026-08-10

Value

18411945042315307739167821543419703626029914470524399907202769023212127668785838976921474232562398548678569312004325968332023344002713586743071401881613198266148804824328346312202821387038959524199669121937627836180520401301734503946688602886250594821704530832156895035258367114417697529777750670509870911316952940302149205134869372319990591948952689225515710782791992800860133536801272983016214472277662478856650891562097153623527372323411772701907599086962613837708371725523372807995858808721979798749117555222422999171926907889100068709110712770104032695981186189400035085615166615453255973596783910107061388919737418796299635254672248877987936922177958297011881664900732113750007598153279179911394739420727887582137765208109752322497269129516277882258046919371360049237402202927089413204528703506567437421694950353063784865441894553410496345452517512452643953213053511542202243730582214230229825513010650454801959788074130625094083817258679974248355984143134983314073939717658162491676230447493980394995174532296379110072728789095864530724115398175175466579178506620483127503621425046371212076283303530730559822194836610731888570571776458558650376228299905516080679772066403184832686180099155423133035334466864201870281269748979018185920047401502567029568607394646369633917815650579540909939782231050649967031051224079135232605206502917932459478319634601935744197031507573938628669376410113041617741630277639972083631249234670222918180411610209042568464484916277552985251295777222112586888862186922353372149
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 81 of the certificate chain of a 2,640-digit prime (196 intermediate primes).

Certified number2,640-digit prime
Certificatedownload
Certificate chainshow step 81 of 196

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009068981962 --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":1100000009068981962},"decimal":true,"detail":2}}'