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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 #1100000004877736498 1,969 digits created 2023-10-25

Value

3775472492805141399784538419793309312049362807080736600666345472386721704177491505438576450197728524404120265321235239814213702609817834031215409170522094244197758695503863953699666759701272871014310868843314696791749771038525719627300606604796344411754533906226753683966256776910533891858186967587152445190209436839668831100596371869367981991122082202916254406410303462439879901577699397982752351174867506646834142764688265247179521383057557500345731993375752839800663180229420374969888710750056712242059363933291574773369687160643729132772146664042563914328789428242340845942389586935351649604658995914666308167187692749134567934239096850216013050767217960065073573585704659913783389295770399550185371661498892125674850866698798880650017884392186349037071191902259875962113902509625450310912032497436748506795735858900800064473866483738767422765011156478767137370929389047432499869341275155169937603109802089306995343039201111346263764905819010103661693188489696728967631191674023145175820758246236975063114298034029658935189475839255519388369684071598343413003077761916479989860198580978247609346607945188985736510282645753165714743676170223498992028549323592898522529209459100734394272293133813517940098309416448849805523940295283565522850187905267064031736971262857283766296574620580417473339672926609297280716937805177460144215810711952221479494866103048391453673784647336051718882580357827010380369612831212099371350450731971870331178525405601472090230451704253978469147520126126894151942638772894266186288208079122818242552977449728583240085573918340517796160064792689001856272243678291700190517882557823714081440449180832172402114804513418816625642336330508272798485952085740262057322503894420708722640631717254731764729002267324498242097237529882829396534386624915786947151956081666931399451171282821085755090339295299317350612615479817298151969005378536207528595734216843052333203987192722105752161297585090129512517076777016122864178072494018001818257326593
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 65 of the certificate chain of a 2,441-digit prime (350 intermediate primes).

Certified number2,441-digit prime
Certificatedownload
Certificate chainshow step 65 of 350

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004877736498 --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":1100000004877736498},"decimal":true,"detail":2}}'