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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 #1100000004961354860 1,116 digits created 2023-10-26

Value

258256972820367412938692719175286796897615640667475576657612247647594369175843325561931068573040937351975876000429416477096334978467895780677196051160769283690229958428381782563103756151042161518535077681126437474584760981437662331582432693038418773551750261116575349665790450828664326999119567484062783845502765999052371001411453797240266403722704309314125031893200862734691914673708714508526294376979000177584134135147905714313978374176220043306359811563663543487132847389594312189764004029887610203556914360096035295117431262788766803177921315798440017693694698604389033076637014601762700691899634575760352711071863603059033306494664482694157720890086453389185178749329223565149932763778974706034718936050918669100703941522029292726568648465332975266016870840673329667161596268761860296314964172929155158904031907336384258278377867561880921915907673131689283461295012634456091738717594541905530317343469084974914469571957372905189459354078898960915049955357396761223235622315017907879693377900047706903368849480978912086139314624114065992271258264733997333147179028803802496124858683778648650731526847905233087519
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 29 of the certificate chain of a 1,355-digit prime (199 intermediate primes).

Certified number1,355-digit prime
Certificatedownload
Certificate chainshow step 29 of 199

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004961354860 --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":1100000004961354860},"decimal":true,"detail":2}}'