factordbrpc · fdb
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Home prime · Base 36 of 4562 length 17 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
0 Fully factored 4 4562 2×2281
1 Fully factored 5 95593 109×877
2 Fully factored 6 142141 307×463
3 Fully factored 6 398335 5×7×19×599
4 Fully factored 7 8749895 5×7×11×22727
5 Fully factored 9 314624135 5×7×192×37×673
6 Fully factored 12 408239115505<12> 5×13×62983×99719
7 Fully factored 15 5445799994…55<15> 5×11×1823×5431406767<10>
8 Fully factored 18 6984691253…91<18> 83×8415290666…77<16>
9 Fully factored 20 1093301670…65<20> 5×19×73×347×4543223181…37<13>
10 Fully factored 23 3395540753…61<23> 14714105849<11>×2307677264…89<13>
11 Fully factored 23 4151010979…33<23> 13×43×293×11549×648803×33823397
12 Fully factored 27 1037280444…93<27> 337×21107×1458276171…27<20>
13 Fully factored 28 2685669277…51<28> 13×46663×2985691×1482831022…19<16>
14 Fully factored 31 4837466788…31<31> 31×383×21803×196643×9503044930…43<17>
15 Fully factored 33 4183475755…23<33> 818923946741<12>×5108503386…03<21>
16 Composite 34 5028964634…59<34> 23×17021×1284593362…73<29>
↳ Open Open - the last known term is composite and not yet fully factored.
Open end - submit a factor of the remaining composite (29 digits) of term #16:
12845933629246874107941172873
Check for factors - let the server run a small P-1 / P+1 / ECM step on the composite:
level 0 done · takes up to a minute
From the command linefdb · curl
fdb
fdb seq view '4562' --type 53 --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":"4562"},"type":53,"part":"last20","fr":0}}'