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Prime Factors 2-100

List the prime factors of the numbers from 2-100 in order
Write the factors from lowest to highest, ie 143 is 11*13
Write the same factor multiple times instead of using index form if it appears more than once
Quiz by
MrGregg
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Last updated: April 21, 2024
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First submittedApril 20, 2024
Times taken490
Average score41.4%
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Number
Prime factors
2
2
3
3
4
2,2
5
5
6
2,3
7
7
8
2,2,2
9
3,3
10
2,5
11
11
12
2,2,3
13
13
14
2,7
15
3,5
16
2,2,2,2
17
17
18
2,3,3
19
19
20
2,2,5
21
3,7
22
2,11
23
23
24
2,2,2,3
25
5,5
26
2,13
27
3,3,3
28
2,2,7
29
29
30
2,3,5
31
31
32
2,2,2,2,2
33
3,11
34
2,17
35
5,7
36
2,2,3,3
37
37
38
2,19
39
3,13
40
2,2,2,5
41
41
42
2,3,7
43
43
44
2,2,11
45
3,3,5
46
2,23
47
47
48
2,2,2,2,3
49
7,7
50
2,5,5
51
3,17
52
2,2,13
53
53
54
2,3,3,3
55
5,11
56
2,2,2,7
57
3,19
58
2,29
59
59
60
2,2,3,5
61
61
62
2,31
63
3,3,7
64
2,2,2,2,2,2
65
5,13
66
2,3,11
67
67
68
2,2,17
69
3,23
70
2,5,7
71
71
72
2,2,2,3,3
73
73
74
2,37
75
3,5,5
76
2,2,19
77
7,11
78
2,3,13
79
79
80
2,2,2,2,5
81
3,3,3,3
82
2,41
83
83
84
2,2,3,7
85
5,17
86
2,43
87
3,29
88
2,2,2,11
89
89
90
2,3,3,5
91
7,13
92
2,2,23
93
3,31
94
2,47
95
5,19
96
2,2,2,2,2,3
97
97
98
2,7,7
99
3,3,11
100
2,2,5,5
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1 Comments
strangelybrown
+1
Level 91
Sep 18, 2024
Great quiz idea. I'd love you to double the time though - i can't imagine many can do all those in 5 minutes...
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