3,5
5,7
11,13
17,19
29,31
41,43
59,61
71,73
Eight pairs.
There are ten prime numbers between 51-100.
There are 25 prime numbers between 1 and 100.
Mirror primes are pairs of prime numbers whose digits are reversed. (13,31)(17,71)(37,73)(79,97)
There are 25 prime numbers less than 100
6
7
Eight pairs.
One pair.
The 15 twin prime numbers between 1 and 100 are in 8 pairs. The twin prime pairs are (3, 5), (5, 7), (11, 13), (17, 19), (29, 31), (41, 43), (59, 61), and (71, 73).
There are 25 prime numbers between 1 and 100.
There are 25 prime numbers less than 100
100
The answer depends on how many prime numbers are whose!
As a product of its prime factors: 2*2*5*5 = 100
There are ten prime numbers between 51-100.
There are 25 prime numbers between 1 and 100.