Prime Numbers
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Numbers
Compare 47 vs 79
Compare 47 vs 79
Compare
vs
Compare
Property
47
79
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
47
1
79
1
Prime factorization
47
79
Divisors count
2
2
Divisors
1
,
47
1
,
79
Number of properties
21
13
Additive primes
10th
Carol primes
2nd
Chen primes
14th
Class 1+ primes
9th
Cousin primes
(1st member)
8th
Cousin primes
(2nd member)
6th
Emirps
7th
Happy primes
6th
Harmonic primes
8th
Isolated primes
4th
7th
Kynea primes
4th
Left-truncatable primes
10th
Long primes
6th
Lucas primes
6th
Lucky primes
9th
Pierpont primes of the 2nd kind
9th
Primes
15th
22nd
Prime triplets
(3rd member)
7th
Right-truncatable primes
13th
Safe primes
5th
Sexy primes
(1st member)
10th
Sexy primes
(2nd member)
9th
14th
Sexy prime quadrupletss
(2nd member)
3rd
Sexy prime quadrupletss
(4th member)
4th
Sexy prime triplets
(1st member)
7th
Sexy prime triplets
(2nd member)
6th
Sexy prime triplets
(3rd member)
9th
Solinas primes
13th
19th
Thabit primes
5th
Ulam primes
5th
Roman numberals
XLVII
LXXIX
Base 2
101111
2
1001111
2
Base 3
1202
3
2221
3
Base 4
233
4
1033
4
Base 5
142
5
304
5
Base 6
115
6
211
6
Base 7
65
7
142
7
Base 8
57
8
117
8
Base 9
52
9
87
9
Base 10
47
10
79
10
Base 11
43
11
72
11
Base 12
3b
12
67
12
Base 13
38
13
61
13
Base 14
35
14
59
14
Base 15
32
15
54
15
Base 16
2f
16
4f
16
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