Know all the Prime Numbers to 19 - The Great Pyramids

	A	C	D	E	F	G	I	J
1	Prime factors of numbers to 19				Name
2
3	1	12	=	2 x 2 x 3		26	14	=
4	2	3	=	prime		27	8	=
5	3	18	=			28	9	=
6	4	11	=			29	4	=
7	5	7	=			30	11	=
8	6	11	=			31	16	=
9	7	17	=			32	13	=
10	8	11	=			33	6	=
11	9	7	=			34	14	=
12	10	19	=			35	10	=
13	11	4	=			36	2	=
14	12	19	=			37	15	=
15	13	11	=			38	10	=
16	14	4	=			39	4	=
17	15	16	=			40	16	=
18	16	3	=			41	12	=
19	17	5	=			42	11	=
20	18	15	=			43	14	=
21	19	7	=			44	7	=
22	20	11	=			45	5	=
23	21	2	=			46	14	=
24	22	7	=			47	4	=
25	23	4	=			48	15	=
26	24	12	=			49	16	=
27	25	4	=			50	13	=
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100