Each of the 25 prime numbers from 1 to 100 has exactly two factors, 1 and the number itself. The other 75 numbers from 1 to 100 are not prime numbers because none of them have exactly two factors.
4 and 25 are not prime numbers.
'25' is odd, all right, but not prime. (It can be divided by 1, 5, and 25) By the way, prime numbers must be odd numbers. All even numbers can be divided by 2, at least, and are therefore not prime.
25 percent of the numbers from 1 to 100 are prime numbers.
97
None of them is a prime number.
There are more than 25 prime numbers; there are an infinite number of prime numbers.
25 and 98 are not prime numbers
The sum of the first 25 prime numbers is 1,060.
There are 25 prime numbers between 1 and 100.
There are 25 prime numbers less than 100
The only prime numbers between 25 and 35 are: 29 31.
4 and 25 are not prime numbers.
'25' is odd, all right, but not prime. (It can be divided by 1, 5, and 25) By the way, prime numbers must be odd numbers. All even numbers can be divided by 2, at least, and are therefore not prime.
25 of them.
25 percent of the numbers from 1 to 100 are prime numbers.
The numbers 1103, 1109, 1117, 1123, 1129, 1151, 1153, 1163, 1171, 1181, 1187 and 1193 are prime.
The sum of the first 25 prime numbers is 1,060.