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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 #1100000004942693001 1,124 digits created 2023-10-25

Value

25601971418662601650265550972805791026475461077193178247141945706889222747343338344959833516544859424231659138251542966168035897623382012809605430579427455734880966473139284219744163615410109821161718284830188248492741271033260643832305487806012119092274848003084844841663021068083988029952751156738600547157776985218401175435463520879867881224431560075038297801927351072399331830099827246853807925658861475604933695676529790914797470153226018342783601720553310731267780319912450862068161960937876022347702045325447187809365505304815291370177123151516802272623818941324011527877791187440213244561257822689575345312301537900515825490495653054512040458801920724324615273947377983655233669467620733866058182068423292840429812655257238445686671051595409925171379291105351935558129644630787480152236455283092854954274665827013032019223618058360530982303901554335804283762968726753967194184247625053064727694482152074845686258419956915581739836879860090961276045135931401456893728985741814296363763503919734540982773586370376725365529818547456957755130942419949086736419711769298547991695518684957515546075888561265380968687721139
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 53 of the certificate chain of a 1,615-digit prime (185 intermediate primes).

Certified number1,615-digit prime
Certificatedownload
Certificate chainshow step 53 of 185

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004942693001 --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":1100000004942693001},"decimal":true,"detail":2}}'