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 #1100000008942580245 1,779 digits created 2026-07-06

Value

587750559298456958594954805991569674241197587733500231468704565875238559193187062494440827295944365035239650008527128005185570468847998114095037077092589161769549813119354935288380486532347359839705973154816185039445297130560139790010632210407014127861555791144915295412934063875559609642063036597910790143043567953121037790779098827022553122634942353888178438631590146666272932232943304480415464812213930386549911504715917951265805905489912667092041115378496289364268475488156397198521989491127964264974195815658101699780043794346566452451235504522102061366690865682075712964055113985944224682110522358880104449484349122702788829138457871909297405443256946038911520414008667670841183196830407425953340439691231725396176616108283144528225173062374600308462368628710108647576059539401741054510002756039434204283427716782933684707108030550585988293665741820397441247111214707401800918913744903013334093437102095077559275277284485390913592202006914244260579659629570195096036720891292103307310529838726769794559244557378516008519636884597430546688162610958150280133422366808213214000976606943816227258738325912554021710015708302401785464483410418535861963965043579154942670935453885284631939612189493261506549671504420420010918092385272406100785992581748041331686749717511036633152558708576802330093924015501370779663448932729313440336871997330027947856287756895264457973621027279287748287241381429565649906041596635015374054121370000688938053393832314373196966731825369827010968974859984521976706355382776109258371762096777489082852040536988467236826108530238691940809794726817543921331522629665654235368542238869570396529803298240310317496780814874775421228347358382134004666178016463781619353907157304418973615879487979834370514888246726372185093421895061282665244552474972938747
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 78 of the certificate chain of a 2,801-digit prime (206 intermediate primes).

Certified number2,801-digit prime
Certificatedownload
Certificate chainshow step 78 of 206

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008942580245 --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":1100000008942580245},"decimal":true,"detail":2}}'