Cody

# Problems

51 – 77 of 77
 Problem Title Likes Solvers

#### Problem 47843. Compute the arithmetic derivative of integers

Created by: ChrisR

0

8

#### Problem 46046. Determine whether a number is a cluster prime

Created by: ChrisR

1

8

#### Problem 46111. Evaluate the prime zeta function

Created by: ChrisR

1

8

#### Problem 1697. Make a Pandiagonal Prime Magic Square: 11 x 11

Created by: Richard Zapor

1

7

#### Problem 46050. Construct a prime circle

Created by: ChrisR

Tags primes

4

7

#### Problem 46057. Find the last non-zero digit in a primorial

Created by: ChrisR

1

7

#### Problem 46060. Identify primorial primes

Created by: ChrisR

1

7

#### Problem 46066. Evaluate the logarithmic integral

Created by: ChrisR

1

7

#### Problem 49778. Determine whether a number is a prime self number

Created by: ChrisR

2

6

#### Problem 45964. Compute the nth Pythagorean prime

Created by: ChrisR

0

6

#### Problem 45429. Prime Sum

Created by: Asif Newaz

0

5

#### Problem 44849. Given a base n, find the y values less or equal than 100(without 1), such that they will never produce a periodic number if we divide any whole number between some of them

Created by: Fabio Squizzato

1

5

0

5

#### Problem 45994. Investigate the frequency of last digits of prime numbers

Created by: ChrisR

1

5

#### Problem 49738. Determine whether a prime is Pythagorean

Created by: ChrisR

0

4

#### Problem 1688. Prime Sequences: AP-k Minimum Final Value

Created by: Richard Zapor

0

4

#### Problem 46582. Find jumping medalists

Created by: ChrisR

2

4

#### Problem 46594. Create a sequence of primes p such that p > n π(p)

Created by: ChrisR

1

4

#### Problem 47950. Test the generalized Legendre conjecture

Created by: ChrisR

0

3

#### Problem 47895. List the dihedral primes

Created by: ChrisR

1

3

#### Problem 47518. Play Outside In with primes

Created by: ChrisR

0

3

#### Problem 49783. List the good primes

Created by: ChrisR

Tags primes

0

3

#### Problem 49733. Solve the arithmetic differential equation D(n) = n

Created by: ChrisR

0

2

#### Problem 48075. Play PRIMEGAME

Created by: ChrisR

0

2

#### Problem 46087. Investigate the frequency of last non-zero digits of primorials

Created by: ChrisR

0

2

#### Problem 46099. Identify full reptend primes

Created by: ChrisR

0

2

#### Problem 46701. Compute the nth Naerogahtyp emirp

Created by: ChrisR

0

2

51 – 77 of 77