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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 #1100000009075030800 2,089 digits created 2026-08-11

Value

1501410372746039471861952300622566558049475864374649775130232942333002829095685291133563104929076566085250229310555330878062483157047256520551668909600358168606397105502339477375925552979267830473819825726830195502260549162908967653493533715173914656479835603248628371156351527025931908474153748513281998846250524053812538554709706589481461945675574081194344629459970019233641989544562410261725002350269168982640863583153538127022754441245572406496803027763932775341625722733788090502398595155163196457550940208435108786574953966990796624399474439943104499090111910935852912498055846780499607998509760691670759749846134833566902944299265949875456809160786633380037105282194889674404940073872040345669798375335284260733935696753213703588302349178509974846289984176606523719912687426683033251262209921380196578724742674129476441170180709039874764964142140427286290159023509923535274151488908401593136769531749831784115048092256047322417672443785117016425497262139983572336267752767964042614613041465570429069131435520066559115408883832926229496622072835714591183011387264451319538570558933720827226043426196177694537768949654144483601488727331288006327838683770712149627374239725665665251316017284086052382580607812855532806823435174367119293080856423488141370889176837190357254813117905959435214849779051052791102540984609973104794280321113915401799719015182029852334803830303177472466759254595752641595914508845530512996369492360905026229089422240112949885652330261759410271938909984908940408643353489815659636709802517809392578988015400724595634035455802149622395291416975799301420813607406217202810714497815626467403548908096371448301407847009386752694207736124718814071639035974271742753679622792998129956491270990292639255535013074537694478383777572835128175008344530073484860489126050958037162278838539997200005343883760894268302142784203351963716893927376936401713588819057707146772339343525487902729478690535608579373548972174095928666445141394688015436645019063018679147138715252799931556033288660288922362168771453533185780364307404598522199532282978508852911199583195406264124679
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 62 of the certificate chain of a 2,940-digit prime (205 intermediate primes).

Certified number2,940-digit prime
Certificatedownload
Certificate chainshow step 62 of 205

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000009075030800 --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":1100000009075030800},"decimal":true,"detail":2}}'