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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 #1100000009074404601 1,214 digits created 2026-08-11

Value

38183021308626086412641711622270516762810368298273700349571552570384781407418720949061905485768374293448716974208884966004424650347860772538785039193233764234861749756710787558873236701722328497388311004199781859835418730829966307965513473958319015880728959653473606558484014538560908710902015815215465276245434801225635629660699835592150047035990400567639941562457626760799071901920784430705744782489422925873319727167078797307113904988926145025520241591635214480310395649898141612622023813919851261666535224208096063905083703093836461149103085209198331599220257460806841131338614747297648657888788371105116498516002612623919532105240304580998308382093205935551929400472017774131359603906488869865882966404197867732663195220833696064098814563971463929713752435300379188022202675994685928674501723806681045823965404806106942958633846157377108073607777993651822013677763295161360817658418473720721437859132891807203897864259445695370390550083211236534768105088298689797109173517927899264791303145151482536081876891902986721078967784929008529337208436796972148503960962876172916228201278194705271729945976520704145831367356077881413492399301433386366787532689979455527259545798965597770624403636591836884490288765093
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 73 of the certificate chain of a 2,125-digit prime (156 intermediate primes).

Certified number2,125-digit prime
Certificatedownload
Certificate chainshow step 73 of 156

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009074404601 --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":1100000009074404601},"decimal":true,"detail":2}}'