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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 #1100000004922581987 1,630 digits created 2023-10-25

Value

5222351989136526001664732647005437872157698429882883035781502943871756852905243876244162099301942833273396912315276771780233438735141601572345377400596388335086953434248360072437505511255081549478886967497232324068142003836267957747666415009141551922171186206633105893249858767324213752038798885408436391757234863050625298281936252225403866607255702945867644743610651115448958929578729608048663785229065903010940798767414903647596403859355570856209288620333648847802348578595538732520315851908784272432351126600481244383152539412486038595955036770731105545572549631441928215696270510184167231748183873275164490979696354899018680051860538318293604067820255900450446039151810354172994205003209822478555226720989451492618068774086335851114757271832150709582498642040621593230273491981137112074280430616973692244160740815308960815393562842270580655159558892286499277484242233363317545975743914841557095896215467727222670538704645298915652178358238025588685188579958439208815268744446423829487316604679559678374374312355967239054312931359721781999712688319720786882717543019654056538615861952763944211533388393973469596535380500863942055714574568248427109602178198295975966300564225452377229242829986757602038981440262080399556690764985516838127581654945026223701908106048987140146082277811882970161316314504521873494608023542441448413077475850103312800880648642135501727708119945137565724470805251873898208911013548026034380089910450937352443652588406703963618645915360145773430345787982056684007199127930949579822498382625650761844480136514407262386639088854294705696825390475351266010071507907059697038484148495931807821049239123599
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 33 of the certificate chain of a 1,926-digit prime (222 intermediate primes).

Certified number1,926-digit prime
Certificatedownload
Certificate chainshow step 33 of 222

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000004922581987 --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":1100000004922581987},"decimal":true,"detail":2}}'