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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 #1100000004971754863 1,099 digits created 2023-10-26

Value

2260682781438773953152830513187529589837774602919590915714179392066292704392893066017980278290312930939810062310699898933740972691538101808121271951127846964295154997417368856817327138479991237585997309037569750337623954908077020703177191683773764584435111523825853228157231109521350702893066575336087854755365332449912350654334495856284827375209587964356456542728863450287918475432772835617665407676409071396839506089843590154580802900098693061788584134064294319874201674899750476691609665333156833528396173637719231200467325214072512659979909227216502380662593880074655581137067991408155280132800932826421811644517278956665272711679119028748991136137523622284178138051072737784043346552071685138895477452814889203428886524042073713179182178805507761154245313088549928841267249646208485025844987263870738341897431246176631982632016432000758047518050760341825988073203930251212849160102066923695902415892305996570544321968150209566265079928645136834584561356380380363695450000010302918542445258443133716600671929055514364290377603039043918169205399009861218561747361682084083048257757062266402251039
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 17 of the certificate chain of a 1,238-digit prime (178 intermediate primes).

Certified number1,238-digit prime
Certificatedownload
Certificate chainshow step 17 of 178

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004971754863 --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":1100000004971754863},"decimal":true,"detail":2}}'