Prime Numbers
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Numbers
Compare 13 vs 167
Compare 13 vs 167
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Property
13
167
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
13
1
167
1
Prime factorization
13
167
Divisors count
2
2
Divisors
1
,
13
1
,
167
Number of properties
32
11
Centered square primes
2nd
Chen primes
6th
31st
Cousin primes
(1st member)
3rd
Cousin primes
(2nd member)
13th
Cuban primes 2
1st
Emirps
1st
13th
Fibonacci primes
4th
Happy primes
2nd
11th
Harmonic primes
2nd
Isolated primes
16th
Left-truncatable primes
5th
18th
Long primes
14th
Lucky primes
3rd
Multiplicative primes
5th
Pierpont primes
5th
Primes
6th
39th
Prime quadruplets
(2nd member)
2nd
Prime quadruplets
(4th member)
1st
Prime quintuplet 1s
(3rd member)
1st
Prime quintuplet 2s
(2nd member)
2nd
Prime quintuplet 2s
(4th member)
1st
Prime sextuplets
(3rd member)
1st
Prime triplets
(1st member)
4th
Prime triplets
(2nd member)
3rd
Prime triplets
(3rd member)
2nd
Proth primes
3rd
Pythagorean primes
2nd
Safe primes
9th
Sexy primes
(1st member)
4th
23rd
Sexy primes
(2nd member)
2nd
Sexy prime triplets
(1st member)
13th
Sexy prime triplets
(2nd member)
2nd
Solinas primes
5th
Thabit primes of the 2nd kind
2nd
Twin primes
(2nd member)
3rd
Ulam primes
4th
Wilson primes
2nd
Roman numberals
XIII
CLXVII
Base 2
1101
2
10100111
2
Base 3
111
3
20012
3
Base 4
31
4
2213
4
Base 5
23
5
1132
5
Base 6
21
6
435
6
Base 7
16
7
326
7
Base 8
15
8
247
8
Base 9
14
9
205
9
Base 10
13
10
167
10
Base 11
12
11
142
11
Base 12
11
12
11b
12
Base 13
10
13
cb
13
Base 14
d
14
bd
14
Base 15
d
15
b2
15
Base 16
d
16
a7
16
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