Divisibles
Enter a number equal or greater than 1 and 1 to N blocks will appear in a random order. Hover over a block to see which numbers are its divisors or whether that number is prime.
4
4
74
74
23
23
46
46
8
8
41
41
24
24
13
13
47
47
27
27
42
42
35
35
20
20
45
45
57
57
71
71
36
36
5
5
15
15
95
95
58
58
62
62
84
84
18
18
77
77
3
3
59
59
39
39
96
96
56
56
75
75
90
90
60
60
70
70
55
55
92
92
64
64
97
97
69
69
83
83
66
66
78
78
31
31
2
2
30
30
16
16
26
26
21
21
14
14
89
89
48
48
94
94
54
54
53
53
1
1
11
11
19
19
28
28
99
99
43
43
12
12
88
88
50
50
76
76
34
34
85
85
37
37
86
86
52
52
22
22
44
44
40
40
32
32
68
68
17
17
33
33
25
25
51
51
38
38
9
9
91
91
98
98
93
93
7
7
49
49
6
6
80
80
29
29
61
61
100
100
67
67
63
63
10
10
82
82
73
73
79
79
65
65
87
87
72
72
81
81