Prime Numbers: A Comprehensive Guide
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Number | Prime? |
---|---|
2 | Yes |
3 | Yes |
4 | No |
5 | Yes |
6 | No |
7 | Yes |
8 | No |
9 | No |
10 | No |
11 | Yes |
12 | No |
13 | Yes |
14 | No |
15 | No |
16 | No |
17 | Yes |
18 | No |
19 | Yes |
20 | No |
21 | No |
22 | No |
23 | Yes |
24 | No |
25 | No |
Using Prime Number Chart to Check for Primality
A prime number chart can be used to quickly determine the primality of a number. To use a prime number chart, find the number on the chart and check if it is marked as prime or composite. If the number is marked as prime, then it is indeed prime. If the number is marked as composite, then it is not prime.
Prime Number Chart Examples
Prime Number Chart 1: The First 10 Prime Numbers
The following chart shows the first 10 prime numbers.
Number | Prime? |
---|---|
2 | Yes |
3 | Yes |
4 | No |
5 | Yes |
6 | No |
7 | Yes |
8 | No |
9 | No |
10 | No |
Prime Number Chart 2: The First 25 Prime Numbers
The following chart shows the first 25 prime numbers.
Number | Prime? |
---|---|
2 | Yes |
3 | Yes |
4 | No |
5 | Yes |
6 | No |
7 | Yes |
8 | No |
9 | No |
10 | No |
11 | Yes |
12 | No |
13 | Yes |
14 | No |
15 | No |
16 | No |
17 | Yes |
18 | No |
19 | Yes |
20 | No |
21 | No |
22 | No |
23 | Yes |
24 | No |
25 | No |
Prime Number Chart 3: The First 50 Prime Numbers
The following chart shows the first 50 prime numbers.
Number | Prime? |
---|---|
2 | Yes |
3 | Yes |
4 | No |
5 | Yes |
6 | No |
7 | Yes |
8 | No |
9 | No |
10 | No |
11 | Yes |
12 | No |
13 | Yes |
14 | No |
15 | No |
16 | No |
17 | Yes |
18 | No |
19 | Yes |
20 |