List questions from primality-test

Published on 23 Feb 2026 - 4:37

32

Views

Basic factors ruling out other factors

Published on 04 Oct 2016 - 20:53

66

Views

Can Legendre's conjecture be studied from the perspective of a Fermat's little theorem problem?

Published on 26 Mar 2026 - 8:03

152

Views

Why $n=2$ should be a prime number however it is even integer and is not similar with other primes?

Published on 14 Oct 2016 - 20:56

790

Views

Is there a Lucas-Lehmer equivalent test for primes of the form ${3^p-1 \over 2}$?

Published on 26 Mar 2026 - 1:12

518

Views

Deducing a bound of Miller-Rabin test

Published on 26 Oct 2016 - 10:56

1.1k

Views

Find all primes of the form $n^3-1,n\in\mathbb N,n>1$

Published on 23 Nov 2016 - 10:43

176

Views

Form of odd primes with totients co-prime to $5$?

Published on 02 Jan 2017 - 15:42

182

Views

Huge extremely rough provably-composite numbers with no known factors

Published on 13 Jan 2017 - 19:07

139

Views

Generalization of Giuga's conjecture

Published on 24 Jan 2017 - 12:01

349

Views

Probable prime test for base 3 repunits

Published on 07 Feb 2017 - 11:59

197

Views

Could be this : $7131372917538397234773191167617941438959$ written as $x^{2}+y^{2}$ with $x, y$ integers?

Published on 08 Feb 2017 - 15:39

75

Views

Could be an odd integer number with repeat digits a prime?

Published on 10 Feb 2017 - 13:00

283

Views

Could $ \lfloor {\sqrt{n!}}\rfloor $ be a prime number?

Published on 17 Feb 2017 - 11:57

356

Views

Primality test for numbers of the form $2p+1$

Published on 26 Feb 2017 - 9:48

List Question

BPSW Primality Test - Selection of D & Q parameters

Basic factors ruling out other factors

Can Legendre's conjecture be studied from the perspective of a Fermat's little theorem problem?

Why $n=2$ should be a prime number however it is even integer and is not similar with other primes?

Is there a Lucas-Lehmer equivalent test for primes of the form ${3^p-1 \over 2}$?

Deducing a bound of Miller-Rabin test

Find all primes of the form $n^3-1,n\in\mathbb N,n>1$

Form of odd primes with totients co-prime to $5$?

Huge extremely rough provably-composite numbers with no known factors

Generalization of Giuga's conjecture

Probable prime test for base 3 repunits

Could be this : $7131372917538397234773191167617941438959$ written as $x^{2}+y^{2}$ with $x, y$ integers?

Could be an odd integer number with repeat digits a prime?

Could $ \lfloor {\sqrt{n!}}\rfloor $ be a prime number?

Primality test for numbers of the form $2p+1$

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