Prime Numbers
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Numbers
Compare 17 vs 47
Compare 17 vs 47
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Property
17
47
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
17
1
47
1
Prime factorization
17
47
Divisors count
2
2
Divisors
1
,
17
1
,
47
Number of properties
36
21
Additive primes
10th
Carol primes
2nd
Chen primes
7th
14th
Class 1+ primes
6th
9th
Cousin primes
(2nd member)
3rd
6th
Emirps
2nd
Fermat primes
3rd
Genocchi primes
1st
Good primes
3rd
Harmonic primes
3rd
Isolated primes
4th
Left-truncatable primes
6th
10th
Leyland primes
2nd
Long primes
2nd
6th
Lucas primes
6th
Multiplicative primes
6th
Pierpont primes
6th
Pierpont primes of the 2nd kind
6th
9th
Primes
7th
15th
Prime quadruplets
(3rd member)
2nd
Prime quintuplet 1s
(4th member)
1st
Prime quintuplet 2s
(3rd member)
2nd
Prime quintuplet 2s
(5th member)
1st
Prime sextuplets
(4th member)
1st
Prime triplets
(1st member)
5th
Prime triplets
(2nd member)
4th
Prime triplets
(3rd member)
3rd
7th
Proth primes
4th
Pythagorean primes
3rd
Quartan primes
2nd
Safe primes
5th
Sexy primes
(1st member)
5th
10th
Sexy primes
(2nd member)
3rd
9th
Sexy prime quadrupletss
(2nd member)
2nd
3rd
Sexy prime quadrupletss
(3rd member)
1st
Sexy prime triplets
(1st member)
4th
7th
Sexy prime triplets
(2nd member)
3rd
6th
Sexy prime triplets
(3rd member)
1st
Solinas primes
6th
13th
Super primes
4th
Thabit primes
5th
Twin primes
(1st member)
4th
Ulam primes
5th
Roman numberals
XVII
XLVII
Base 2
10001
2
101111
2
Base 3
122
3
1202
3
Base 4
101
4
233
4
Base 5
32
5
142
5
Base 6
25
6
115
6
Base 7
23
7
65
7
Base 8
21
8
57
8
Base 9
18
9
52
9
Base 10
17
10
47
10
Base 11
16
11
43
11
Base 12
15
12
3b
12
Base 13
14
13
38
13
Base 14
13
14
35
14
Base 15
12
15
32
15
Base 16
11
16
2f
16
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