Numbers 1-100 by Factors: 30 Second Sprint

Type a number and all its multiples will appear! Can you fill in the grid? You have to type all prime numbers. You have 30 seconds.
You get '1' for free as it's not allowed as a factor...
Quiz by scambigol
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Last updated: December 26, 2015
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First submittedDecember 26, 2015
Times taken459
Average score85.9%
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Keep scrolling down for answers and more stats ...
1
11
21
31
41
51
61
71
81
91
2
12
22
32
42
52
62
72
82
92
3
13
23
33
43
53
63
73
83
93
4
14
24
34
44
54
64
74
84
94
5
15
25
35
45
55
65
75
85
95
6
16
26
36
46
56
66
76
86
96
7
17
27
37
47
57
67
77
87
97
8
18
28
38
48
58
68
78
88
98
9
19
29
39
49
59
69
79
89
99
10
20
30
40
50
60
70
80
90
100
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