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 #1100000008677177705 1,601 digits created 2026-03-10

Value

88695315559479716190323833261856581821893298884063393844110074362945634227013350393381756627316597428254114961739770735112246155475181968368457811543917371767765923132238127988725473346702120130903641763233327275104472230187644024207268605789936844596026059336364831678524313977492997194673398826756240037881195213806209461621440832635932384741601487492155748633753323147731517305228097616929013813957678159935052186070882745905402738532579546381492949921919723263777342853749968625934516780588267544679051500244596858415339806924842911070998849414473313320321976504664505793811000386731485737106174200967584060344811247796159054522084525322527765837109264604193566281859486925370240854302651169628763006205432756325281754982482638098325070465357796872236497054363908143823163383082047383602452628466189175424388064493835637976578492587456316185692648531847669902094222515209423204946287818058768523770770215681869993338133143029015527640315334591868087419612498849628772819342159049654674422302211191174386351062519175739853344113476527143407838199450097303265989720996620668885277717217324976011101998622383312241435134437583504207220037532655997649606754485947818103639699190155942402455449029512796222168659176320933034864417841624119977475976246496087149668975680606273750169703787806216066994794500118486480058229389338938012900544895131641891572919888427200020235663316267594001518562277400719106366070781365734433044083694949230606328085071634928829861809331451952749550550180945551009652872258946737220245467953702411822569270350205891558181974116659119058896028988975713707409505635851015629
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 5 of the certificate chain of a 1,642-digit prime (178 intermediate primes).

Certified number1,642-digit prime
Certificatedownload
Certificate chainshow step 5 of 178

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008677177705 --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":1100000008677177705},"decimal":true,"detail":2}}'