1. Numbers
  2. Compare 5 vs 19

Compare 5 vs 19

Property519
Typeprimeprime
Unique factors11
Total factors11
Prime factorization51191
Prime factorization519
Divisors count22
Divisors1, 51, 19
Number of properties3618
Additive primes3rd 
Bell primes2nd 
Centered square primes1st 
Centered triangular primes 1st
Chen primes3rd8th
Class 1+ primes3rd 
Cousin primes (1st member) 4th
Cuban primes 1 2nd
Dihedral primes2nd 
Factorial primes3rd 
Fermat primes2nd 
Fibonacci primes3rd 
Good primes1st 
Happy primes 3rd
Harmonic primes1st 
Left-truncatable primes3rd 
Long primes 3rd
Multiplicative primes3rd 
Palindromic primes3rd 
Pierpont primes3rd7th
Pierpont primes of the 2nd kind3rd 
Primes3rd8th
Prime quadruplets (1st member)1st 
Prime quadruplets (4th member) 2nd
Prime quintuplet 1s (5th member) 1st
Prime quintuplet 2s (1st member)1st 
Prime quintuplet 2s (4th member) 2nd
Prime sextuplets (5th member) 1st
Prime triplets (1st member)1st 
Prime triplets (2nd member) 5th
Prime triplets (3rd member) 4th
Proth primes2nd 
Pythagorean primes1st 
Restricted left-truncatable primes2nd 
Right-truncatable primes3rd 
Safe primes1st 
Sexy primes (1st member)1st 
Sexy primes (2nd member) 4th
Sexy prime quadrupletss (1st member)1st 
Sexy prime triplets (1st member)1st 
Sexy prime triplets (3rd member) 2nd
Solinas primes2nd7th
Sophie germain primes3rd 
Super primes2nd 
Thabit primes2nd 
Twin primes (1st member)2nd 
Twin primes (2nd member)1st4th
Two-sided primes3rd 
Wilson primes1st 
Roman numberalsVXIX
Base 21012100112
Base 31232013
Base 41141034
Base 5105345
Base 656316
Base 757257
Base 858238
Base 959219
Base 105101910
Base 115111811
Base 125121712
Base 135131613
Base 145141514
Base 155151415
Base 165161316
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