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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 #1100000004894156108 1,815 digits created 2023-10-25

Value

144903055911678294930648020864369545071837301614645600230584877379046221399976035414822046877369710202924909598542213151810041998887184617029039989068270256604521190694548740232315688191752624290639850276168078465546004782933369623888963943488875004271949319677991433664729835141312773440885602186541536006546304594598221916596839943943765751118460176762791038664144061969587908918929885933214792858845410421029193333884992321166086892086403035744114332460730425759289438896676182537622052885963083191425105864595295444722351674196944268729128867536305499647740726546290887847391393825082218824112615853319737915759267907778600671610177984755225318703076456256990119858938418421250997497903148688517947016060163889430286779247906373606471914302171189258570542862160265666316264615812956947191406431593002916896999635437398286128453920712667825697932495002472822380777408223835493010814005756463391154118466293100028850482264622509802627365101716555769019728775862607958065897666128898053907345084799099363469946866991485477188029646426471762319155490672959291590396504819519505919196019468893246557754725531051139111356864565016314978597965805174555396524700169789143282561227122504832883663656571854848851581317064762171411354146750196053851278108388929963678356943609160195702162550275956723400499620878103737634658505448230798971309638140448225811149461900683445794938111121848861751869996341260819203923826772299124089002085390931016280199950400380050155611221354963610898734474541942795175104431489578623890604779937074333559427536458741577158267692107031801310082779213334480096043989678427127461102049146184314234130573790952683940737897112619963128098018116250875452911707643281304727772298666428251372939853555260541290917015313708642093789684651378683716620490652969083027020720684558258880585866123750293
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 2,175-digit prime (230 intermediate primes).

Certified number2,175-digit prime
Certificatedownload
Certificate chainshow step 33 of 230

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004894156108 --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":1100000004894156108},"decimal":true,"detail":2}}'