Prime Numbers
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Numbers
Compare 47 vs 127
Compare 47 vs 127
Compare
vs
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Property
47
127
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
47
1
127
1
Prime factorization
47
127
Divisors count
2
2
Divisors
1
,
47
1
,
127
Number of properties
21
13
Additive primes
10th
Carol primes
2nd
Chen primes
14th
25th
Class 1+ primes
9th
13th
Cousin primes
(1st member)
12th
Cousin primes
(2nd member)
6th
Cuban primes 1
5th
Double mersenne primes
2nd
Good primes
13th
Isolated primes
4th
12th
Left-truncatable primes
10th
Long primes
6th
Lucas primes
6th
Lucky primes
10th
Mersenne primes
4th
Pierpont primes of the 2nd kind
9th
13th
Primes
15th
31st
Prime triplets
(3rd member)
7th
Safe primes
5th
Sexy primes
(1st member)
10th
Sexy primes
(2nd member)
9th
Sexy prime quadrupletss
(2nd member)
3rd
Sexy prime triplets
(1st member)
7th
Sexy prime triplets
(2nd member)
6th
Solinas primes
13th
22nd
Super primes
11th
Thabit primes
5th
Ulam primes
5th
Roman numberals
XLVII
CXXVII
Base 2
101111
2
1111111
2
Base 3
1202
3
11201
3
Base 4
233
4
1333
4
Base 5
142
5
1002
5
Base 6
115
6
331
6
Base 7
65
7
241
7
Base 8
57
8
177
8
Base 9
52
9
151
9
Base 10
47
10
127
10
Base 11
43
11
106
11
Base 12
3b
12
a7
12
Base 13
38
13
9a
13
Base 14
35
14
91
14
Base 15
32
15
87
15
Base 16
2f
16
7f
16
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