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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 #1100000008676271988 1,630 digits created 2026-03-10

Value

3593138416527813797734058430846518451808986824997147555214989068514721028962564498099170705725526664023615147864124773009275238239562936983240038601957457336260042001234233306832404444568141744038267141357962760686989279730473003974243914792185717466115018159794246482341981535129857074619843145781562356675679257234371603580246284400110170791092526573402265427203423183209192918908116756424558670998250711553795175775154986131271524307783302152629074048288544242181068261842203714395075977775921254843709070098212544967462112070713222044144473163675059709135022573186144017420418010884219802079725886781099573857323492091504100423831098449654502332446097116245962812813844962862584621874392422064886407328790602949357568420299281217465196936589390528719751405624376258263176184457880833584116644503254386304465430369322003710138744044966481476942554066423128144115388881804107275986842341891031667544104507451397518996523130060808991024884216310834937289272142091181161138144355266194864231475043077758578478702705757771000077034758457858699997507744509429114085168746008767449648649098159277165585967628012969741911941783873537491424026442012355753822960118423982590852625252380980560875460081734651159671965583720915572729711159573790633407128042297962605367600156039412080353445277145792872934883441853837304954923814699619432931698631939659989060411231496404908382466527703209682285441327076738072914735531324341068858749044482857503793791331983433096315176271088174111092397892012820220069057745887062521634605296539886106489205814309076997281229361734015074578901796196843156720157179344964273853800343313801538685107896449
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 107 of the certificate chain of a 2,915-digit prime (222 intermediate primes).

Certified number2,915-digit prime
Certificatedownload
Certificate chainshow step 107 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000008676271988 --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":1100000008676271988},"decimal":true,"detail":2}}'