ID NAME QUALITY USERS ACC % DIFFICULTY C I
31066 Number Breaking   10 747
13
12
26607 CODER FIRST PROBLEM   34 1338
6
7
40083 Just Primes   11 106
15
17
34567 Least prime divisor   5 227
1
1
36131 Sieve of Sundaram   3 62
1
1
288 Prime or Not   73 4908
21
22

#prime-numbers-1

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself

https://en.wikipedia.org/wiki/Prime_number http://mathworld.wolfram.com/PrimeNumber.html https://primes.utm.edu/ https://oeis.org/A000040