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 #1100000009073531858 1,059 digits created 2026-08-11

Value

943565122830723063532816454599976558477188958184148579732160741621274344055201949062491397151463735460750458414124356314956988749791647195170083267019384803617644787893061709827880180156283791524825878431430429944038570183249917271833706219608079311139950965157659199528538738789879324553067636005113840033979478956274564099132109191062661755643256250722159653829960630155545949431987655504199846213535543060914582165149333214594873481673124300816674463693956156470738136447535892618150779807178278883762918797387513080954553474919857925082739203409051002446988416238314497930532627304936635755011047473769966445830501906468402554083581840493709657294950626405071808572212706652093941657143425187817838758560808232588759276949943443893235213282048952833078347316793042926062709998848638279869189475913952105422067394354559912205432837379301091432813020526879625585485137258202609695301952662252765837732147214173305301211753539475733853917881158656624851506151808808329636980620890875233685633122694895611662250899729852057315332960416004637753240832455885707
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 74 of the certificate chain of a 2,008-digit prime (149 intermediate primes).

Certified number2,008-digit prime
Certificatedownload
Certificate chainshow step 74 of 149

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009073531858 --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":1100000009073531858},"decimal":true,"detail":2}}'