factordbrpc · fdb
Sign in
Show
Open
Aliquot of 2005020 length 15,267 Not fully computed yet - the last known term is composite. ↓ .elf file
Show sequence-development graph
Term size (digits) across the sequence
How the sequence develops - decimal digits of each term vs iteration.
nStatus DigitsTermFactorization
15247 Fully factored 203 3940026530…38<203> 2×3×139×1282121×3914544042…79<13>×1972038634…97<17>×1296502417…13<77>×3681579203…43<89>
15248 Fully factored 203 3996723749…62<203> 2×3×53×127×966521×138158398067<12>×3724321277…49<22>×1989928942…69<160>
15249 Fully factored 203 4211680095…38<203> 2×3×29311×1872519617…51<25>×4272836358…47<38>×2993166347…69<136>
15250 Fully factored 203 4211967474…42<203> 2×3×107×607×2314879646…33<18>×4881950328…63<19>×3406875386…63<56>×2807264077…09<106>
15251 Fully factored 203 4304703520…78<203> 2×3×47×20029×115733×9573426573…73<15>×7457153973…13<84>×9224379004…53<92>
15252 Fully factored 203 4488397363…02<203> 2×3×19×466976446649<12>×752247685661<12>×3671413681…29<21>×1734593754…79<26>×3734515728…89<43>×4712650336…13<89>
15253 Fully factored 203 4960860244…98<203> 2×3×1335415462…61<16>×6191406822…03<187>
15254 Fully factored 203 4960860244…78<203> 2×3×29×37×113×571×6222477943…43<14>×2874018872…63<20>×6752759917…07<77>×9889109311…69<84>
15255 Fully factored 203 5692299659…22<203> 2×3×101×1634963094…17<51>×2650648875…49<51>×2167479380…39<100>
15256 Fully factored 203 5805018465…78<203> 2×3×19×97×523×1235219595…49<20>×3184806189…93<23>×3545292568…01<28>×5036047205…57<49>×1429079130…33<79>
15257 Fully factored 203 6565671862…22<203> 2×3×3331×8719×488993×20501309×5196990269…47<26>×9070284558…39<50>×7973143188…23<106>
15258 Fully factored 203 6571148043…78<203> 2×3×4403386491…97<17>×5260852481…01<31>×4727669097…29<155>
15259 Fully factored 203 6571148043…82<203> 2×3×4327×2604763875…29<39>×9850159723…67<44>×9864872422…27<116>
15260 Fully factored 203 6574185319…38<203> 2×3×433×2903×2926920349<10>×5907653172…57<18>×2610676950…39<20>×3870038429…37<42>×4989550843…73<108>
15261 Fully factored 203 6609090772…62<203> 2×3×71×86495761943<11>×526653913553<12>×6849484817…59<76>×4972262700…17<102>
15262 Fully factored 203 6795262343…58<203> 2×3×3969384385…61<15>×2954513532…51<21>×4861726251…71<38>×2795881749…87<50>×7104549370…19<80>
15263 Fully factored 203 6795262343…02<203> 2×32×31×9391×3734300762…91<19>×3472569090…99<178>
15264 Fully factored 203 8404362116…98<203> 2×32×3009496920…23<14>×2324604983…09<25>×2381620619…47<46>×2593861380…13<59>×1080363340…43<61>
15265 Fully factored 203 9805089136…82<203> 2×34×145391×8817898486…23<21>×4720999050…77<175>
15266 Composite 204 1216572467…30<204> 2×35×5×31×71×28245661273<11>×8053041194…97<186>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (186 digits) of term #15266:
805304119473749404027350553474707708855627268108554513457245073701063711182176865469598609885342618848524624971527896296918087614380995211186917510090394486997926254031736567297578896597
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
Already checked (P-1, P+1 and ECM steps done, level 3).
From the command linefdb · curl
fdb
fdb seq view '2005020' --type 1 --part last20
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"sequence_view","params":{"start":{"expr":"2005020"},"type":1,"part":"last20","fr":0}}'