Prime Numbers
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Numbers
Compare 13 vs 673
Compare 13 vs 673
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Property
13
673
Type
prime
prime
Unique factors
1
1
Total factors
1
1
Prime factorization
13
1
673
1
Prime factorization
13
673
Divisors count
2
2
Divisors
1
,
13
1
,
673
Number of properties
32
9
Centered square primes
2nd
Chen primes
6th
Cousin primes
(1st member)
3rd
30th
Cuban primes 2
1st
Emirps
1st
Fibonacci primes
4th
Happy primes
2nd
27th
Harmonic primes
2nd
Isolated primes
63rd
Left-truncatable primes
5th
41st
Lucky primes
3rd
34th
Multiplicative primes
5th
Pierpont primes
5th
Primes
6th
122nd
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
15th
Pythagorean primes
2nd
58th
Sexy primes
(1st member)
4th
Sexy primes
(2nd member)
2nd
Sexy prime triplets
(2nd member)
2nd
Solinas primes
5th
Thabit primes of the 2nd kind
2nd
Twin primes
(2nd member)
3rd
Ulam primes
4th
14th
Wilson primes
2nd
Roman numberals
XIII
DCLXXIII
Base 2
1101
2
1010100001
2
Base 3
111
3
220221
3
Base 4
31
4
22201
4
Base 5
23
5
10143
5
Base 6
21
6
3041
6
Base 7
16
7
1651
7
Base 8
15
8
1241
8
Base 9
14
9
827
9
Base 10
13
10
673
10
Base 11
12
11
562
11
Base 12
11
12
481
12
Base 13
10
13
3ca
13
Base 14
d
14
361
14
Base 15
d
15
2ed
15
Base 16
d
16
2a1
16
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