Forum: Factoring
2021-02-26, 19:55
|
Replies: 27
Views: 4,761
base 2 brilliant numbers
A couple more found by Branger on 2020/12/30 which I don't have proof files for that are not listed on https://www.alpertron.com.ar/BRILLIANT2.HTM#twobr:
|
Forum: Factoring
2021-01-30, 02:03
|
Replies: 512
Views: 76,925
|
Forum: Factoring
2021-01-11, 00:34
|
Replies: 27
Views: 4,761
|
Forum: Factoring
2021-01-04, 05:45
|
Replies: 27
Views: 4,761
base 2 brilliant numbers
All found before November 2018.
2^305 + 47261 =
7316490771476709190807652965574102572379302277 *
8909346472058358236842543861359565227710116409
2^307 - 19027 =...
|
Forum: Factoring
2020-12-30, 21:24
|
Replies: 27
Views: 4,761
I have a Python web scraper that I use to check...
I have a Python web scraper that I use to check entries of the form n + c for varying c on factordb, though even filtering out composites which do not have a prime factor below 20M still generates...
|
Forum: Factoring
2020-12-21, 02:25
|
Replies: 27
Views: 4,761
|
Forum: Lounge
2020-12-20, 05:45
|
Replies: 1,664
Views: 69,414
|
Forum: Lounge
2020-12-20, 05:38
|
Replies: 23
Views: 2,039
|
Forum: ONeil
2020-12-05, 08:15
|
Replies: 8
Views: 457
|
Forum: ONeil
2020-12-05, 07:54
|
Replies: 8
Views: 457
|
Forum: Puzzles
2020-11-26, 21:44
|
Replies: 34
Views: 2,213
|
Forum: Puzzles
2020-11-26, 21:29
|
Replies: 34
Views: 2,213
|
Forum: Puzzles
2020-11-26, 20:26
|
Replies: 34
Views: 2,213
|
Forum: Puzzles
2020-11-26, 18:53
|
Replies: 34
Views: 2,213
|
Forum: Lounge
2020-11-13, 05:12
|
Replies: 23
Views: 2,039
|
Forum: Lounge
2020-11-13, 04:50
|
Replies: 447
Views: 24,360
|
Forum: Lounge
2020-11-13, 04:38
|
Replies: 302
Views: 29,688
|
Forum: Lounge
2020-11-13, 04:26
|
Replies: 23
Views: 2,039
|
Forum: Math
2020-11-13, 04:09
|
Replies: 3
Views: 628
|
Forum: ONeil
2020-11-13, 03:43
|
Replies: 18
Views: 1,235
print('''Warning: if you wish to be a prime...
print('''Warning: if you wish to be a prime number theorist, then you
have to realize, as the integers grow the prime gaps increase too! So
predicting prime numbers is near impossible at the very...
|
Forum: Math
2020-11-13, 02:54
|
Replies: 9
Views: 1,067
According to Theorem 1.2 in the paper, given a...
According to Theorem 1.2 in the paper, given a base-q, an integer s <= q^0.2875, and any base-q digits 0 <= a_1, ..., a_s <= q-1, there are infinitely many primes such that the base-q representation...
|
Forum: Math
2020-11-13, 00:50
|
Replies: 9
Views: 1,067
Hard recreational math problems
Are problems like these remotely solvable using known number theoretic methods?
1. Prove/disprove that there exists a square whose decimal representation contains only 0's and 1's and is not of...
|
Forum: Factoring
2020-11-11, 22:59
|
Replies: 512
Views: 76,925
|
Forum: Lounge
2020-11-10, 14:57
|
Replies: 2,067
Views: 84,305
|
Forum: Lounge
2020-11-10, 14:44
|
Replies: 1,664
Views: 69,414
|