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p
r
i
m
e
s
i
e
v
e
interactive visual sieve of Eratosthenes
[
limit
]
numbers up to
100
highlight up to prime:
all primes
2
3
5
7
[
grid — 25 primes found
]
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
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31
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35
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37
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41
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43
44
45
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48
49
50
51
52
53
54
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62
63
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66
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70
71
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73
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75
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79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
prime
composite
[
prime list
]
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
>
ready