# Problems

1 – 23 of 23
 Problem Title Likes Solvers Difficulty

#### Problem 1763. Primes for Large N: 2^30, System Memory Limit

Created by: Richard Zapor

1

18

#### Problem 55170. Find all prime factors of the input

Created by: Pisces

Tags primes

0

32

#### Problem 52298. Which Prime

Created by: Dyuman Joshi

Tags primes

1

34

#### Problem 54900. Find the number of primes less than input

Created by: Susan

Tags primes

3

27

#### Problem 1761. Primes Faster for Large N

Created by: Richard Zapor

1

37

#### Problem 52397. Find the nth composite number.

Created by: Apurbo Roy Chowdhury

1

21

#### Problem 2335. Find the number that has most primes those less than it

Created by: Huy

Tags primes, vector

0

65

#### Problem 47803. Check if the input is a strong prime

Created by: Mehmet OZC

1

21

#### Problem 2411. Largest Prime Number

Created by: Vinod Sudheesh

Tags primes

0

134

#### Problem 46054. Count trailing zeros in a primorial

Created by: ChrisR

3

23

#### Problem 46848. Modulo of sum of square of first n primes with 24

Created by: Mayank Bajpai

3

16

#### Problem 44266. Sort the prime numbers in each row of a matrix

Created by: Loris Chavée

2

34

#### Problem 42483. Give prime Numbers upto n

Created by: Manish Kapgate

Tags primes

0

92

#### Problem 57600. Extract the prime numbers

Created by: Md. Ikrama Hossain

0

13

#### Problem 44284. Given a number N, find the smallest prime P>N

Created by: AMITAVA BISWAS

Tags primes

1

64

Created by: S AY

3

285

#### Problem 50038. Number Puzzles - 014

Created by: Doddy Kastanya

Tags primes, puzzles

1

24

#### Problem 42513. Is it prime?

Created by: Azhar

5

133

0

9

#### Problem 42749. Find the nearest prime

Created by: Pooja Narayan

Tags math, primes

1

80

#### Problem 44861. Ratio between sums of prime and non-prime numbers

Created by: Jesús Zambrano

Tags primes, ratio

1

34

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

Created by: ChrisR

1

17

1 – 23 of 23