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Forum: Proth Prime Search 2022-06-26, 03:27
Replies: 15
Views: 23,827
Posted By rudy235
New tetra mega prime.

37 ·214166940 + 1

Fourth largest prime of the year. 4.26 million digits Rank 36

Congratulations!
Forum: Proth Prime Search 2021-12-16, 02:08
Replies: 15
Views: 23,827
Posted By rudy235
OFFICIAL ANNOUNCEMENT

OFFICIAL ANNOUNCEMENt IS HERE

PrimeGrid’s
Extended Sierpinski Problem Prime Search

On 25 November 2021, 03:19:26 UTC, PrimeGrid's Extended Sierpinski Problem found the
Mega Prime:...
Forum: Proth Prime Search 2021-12-02, 15:13
Replies: 15
Views: 23,827
Posted By rudy235
Thanks

Thanks
Forum: Proth Prime Search 2021-12-02, 07:28
Replies: 15
Views: 23,827
Posted By rudy235
Largest Prime in 3 Years. 6.4 Million Digits

If confirmed it will be the largest since Dec 2018

13 202705 · 221320516 + 1 6418121 L5181 Dec 2021
(Unverified because InProcess)

Congratulations to Pavel Atnashev and PrimeGrid
...
Forum: Proth Prime Search 2019-09-09, 23:17
Replies: 15
Views: 23,827
Posted By rudy235
A new prime has been discovered (pending...

A new prime has been discovered (pending verification) and has 5,269,954 digits.

It is 7 ·6 6772401 + 1 .

Although I am doubtful it was checked as a Proth Prime, it might be represented as...
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