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Number Theory

Prime Number

Prime Number Type

Draft for Information Only

Additive Primes are primes such that the sum of digits is a prime

2   2=2
3   3=3
5   5=5
7   7=7
11   2=1+1
13 4=1+3
17 8=1+7
19 10=1+9
23   5=2+3
29   11=2+9
31 4=3+1
37 10=3+7
41   5=4+1
43   7=4+3
47   11=4+7
53 8=5+3
59 14=5+9
61   7=6+1
67   13=6+7
71 8=7+1
73 10=7+3
79 16=7+9
83   11=8+3
89   17=8+9
97 16=9+7
101 2=1+0+1
103 4=1+0+3
107 8=1+0+7
109 10=1+0+9
113   5=1+1+3
127 10=1+2+7
131   5=1+3+1
137   11=1+3+7
139   13=1+3+9
149 14=1+4+9
151   7=1+5+1

ID: 140500001 Last Updated: 2014/5/7 Revision:

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