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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 #1100000004977957525 1,018 digits created 2023-10-26

Value

7216482821584866743362328175888587230497507275287740799426490590639860392069771557059808762058963579051814402952481487601242316388301818464897418369365796600109359594723968940196214178891997444867200936329669155086021448795944214449507107995687824010042131411315448272663385281458808446588069597768565879847299268658585985016695959102786981691439734623119809896608763780005129750733872721106507624916844982143276329686938966880148010716243005510789930986129964206437622268335137634642239498574175952917179040006538110980217523876815743247486768855134406070890421167552016958725387488979035992797953209669459141171995173341552019770882389447813772931945040717578076740448658897326214497839901981498257773948990605080563938486284870994940285750854992157607809961220086109608588815967527100163530336182051760536702417542339112550049070937099956066663851487939326349811718282086312772337493521384793078789477907194476423937405889825140045205857766615570975435407747327216649227157622359840196162110899739986342524578034257
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,177-digit prime (167 intermediate primes).

Certified number1,177-digit prime
Certificatedownload
Certificate chainshow step 17 of 167

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004977957525 --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":1100000004977957525},"decimal":true,"detail":2}}'