1. Numbers
  2. Compare 13 vs 19

Compare 13 vs 19

Property1319
Typeprimeprime
Unique factors11
Total factors11
Prime factorization131191
Prime factorization1319
Divisors count22
Divisors1, 131, 19
Number of properties3218
Centered square primes2nd 
Centered triangular primes 1st
Chen primes6th8th
Cousin primes (1st member)3rd4th
Cuban primes 1 2nd
Cuban primes 21st 
Emirps1st 
Fibonacci primes4th 
Happy primes2nd3rd
Harmonic primes2nd 
Left-truncatable primes5th 
Long primes 3rd
Lucky primes3rd 
Multiplicative primes5th 
Pierpont primes5th7th
Primes6th8th
Prime quadruplets (2nd member)2nd 
Prime quadruplets (4th member)1st2nd
Prime quintuplet 1s (3rd member)1st 
Prime quintuplet 1s (5th member) 1st
Prime quintuplet 2s (2nd member)2nd 
Prime quintuplet 2s (4th member)1st2nd
Prime sextuplets (3rd member)1st 
Prime sextuplets (5th member) 1st
Prime triplets (1st member)4th 
Prime triplets (2nd member)3rd5th
Prime triplets (3rd member)2nd4th
Proth primes3rd 
Pythagorean primes2nd 
Sexy primes (1st member)4th 
Sexy primes (2nd member)2nd4th
Sexy prime triplets (2nd member)2nd 
Sexy prime triplets (3rd member) 2nd
Solinas primes5th7th
Thabit primes of the 2nd kind2nd 
Twin primes (2nd member)3rd4th
Ulam primes4th 
Wilson primes2nd 
Roman numberalsXIIIXIX
Base 211012100112
Base 311132013
Base 43141034
Base 5235345
Base 6216316
Base 7167257
Base 8158238
Base 9149219
Base 1013101910
Base 1112111811
Base 1211121712
Base 1310131613
Base 14d141514
Base 15d151415
Base 16d161316
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