List questions from primality-test

Published on 11 Apr 2026 - 21:43

35

Views

Basic factors ruling out other factors

Published on 16 Apr 2026 - 4:33

67

Views

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

Published on 10 May 2026 - 19:38

154

Views

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

Published on 14 Apr 2026 - 17:09

795

Views

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

Published on 10 May 2026 - 16:06

521

Views

Deducing a bound of Miller-Rabin test

Published on 09 Apr 2026 - 22:01

1.1k

Views

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

Published on 17 Apr 2026 - 12:24

179

Views

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

Published on 13 Apr 2026 - 13:34

185

Views

Huge extremely rough provably-composite numbers with no known factors

Published on 14 Apr 2026 - 9:10

142

Views

Generalization of Giuga's conjecture

Published on 16 Apr 2026 - 12:27

352

Views

Probable prime test for base 3 repunits

Published on 14 Apr 2026 - 17:15

200

Views

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

Published on 15 Apr 2026 - 20:40

78

Views

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

Published on 14 Apr 2026 - 0:52

285

Views

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

Published on 14 Apr 2026 - 18:16

359

Views

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

Published on 14 Apr 2026 - 2:14

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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