There are 25 prime numbers between 1 and 100.
To elaborate, a prime number is a whole number greater than 1 that has only two divisors: 1 and itself. The first few prime numbers are 2, 3, 5, 7, 11, and so on. Let's list all the prime numbers between 1 and 100:
- 2
- 3
- 5
- 7
- 11
- 13
- 17
- 19
- 23
- 29
- 31
- 37
- 41
- 43
- 47
- 53
- 59
- 61
- 67
- 71
- 73
- 79
- 83
- 89
- 97
Counting them up, you can see that there are indeed 25 prime numbers in the range from 1 to 100.