Prime Numbers
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Numbers
Compare 11 vs 23
Compare 11 vs 23
Compare
vs
Compare
Property
11
23
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
11
^{1}
23
^{1}
Prime factorization
11
23
Divisors count
2
2
Divisors
1
,
11
1
,
23
Number of properties
36
30
Additive primes
5th
6th
Centered decagonal primes
1st
Chen primes
5th
9th
Class 1+ primes
5th
7th
Cousin primes
(2nd member)
2nd
4th
Dihedral primes
3rd
Factorial primes
5th
Good primes
2nd
Happy primes
4th
Harmonic primes
4th
Isolated primes
2nd
Kynea primes
3rd
Left-truncatable primes
7th
Long primes
4th
Lucas primes
4th
Mills primes
2nd
Palindromic primes
5th
Pierpont primes of the 2nd kind
5th
7th
Primes
5th
9th
Prime quadruplets
(1st member)
2nd
Prime quadruplets
(3rd member)
1st
Prime quintuplet 1s
(2nd member)
1st
Prime quintuplet 2s
(1st member)
2nd
Prime quintuplet 2s
(3rd member)
1st
Prime quintuplet 2s
(5th member)
2nd
Prime sextuplets
(6th member)
1st
Prime sextuplets
(2nd member)
1st
Prime triplets
(1st member)
3rd
Prime triplets
(2nd member)
2nd
Prime triplets
(3rd member)
1st
5th
Right-truncatable primes
5th
Safe primes
3rd
4th
Sexy primes
(1st member)
3rd
6th
Sexy primes
(2nd member)
1st
5th
Sexy prime quadrupletss
(4th member)
1st
Sexy prime quadrupletss
(1st member)
2nd
Sexy prime quadrupletss
(2nd member)
1st
Sexy prime quadrupletss
(3rd member)
2nd
Sexy prime triplets
(1st member)
3rd
Sexy prime triplets
(2nd member)
1st
4th
Sexy prime triplets
(3rd member)
3rd
Solinas primes
4th
8th
Sophie germain primes
4th
5th
Super primes
3rd
Thabit primes
3rd
4th
Twin primes
(1st member)
3rd
Two-sided primes
5th
Ulam primes
3rd
Wagstaff primes
2nd
Wedderburn-etherington primes
3rd
4th
Woodall primes
2nd
Roman numberals
XI
XXIII
Base 2
1011
_{2}
10111
_{2}
Base 3
102
_{3}
212
_{3}
Base 4
23
_{4}
113
_{4}
Base 5
21
_{5}
43
_{5}
Base 6
15
_{6}
35
_{6}
Base 7
14
_{7}
32
_{7}
Base 8
13
_{8}
27
_{8}
Base 9
12
_{9}
25
_{9}
Base 10
11
_{10}
23
_{10}
Base 11
10
_{11}
21
_{11}
Base 12
b
_{12}
1b
_{12}
Base 13
b
_{13}
1a
_{13}
Base 14
b
_{14}
19
_{14}
Base 15
b
_{15}
18
_{15}
Base 16
b
_{16}
17
_{16}
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