Compare 8 vs 19

Typecomposite numberprime
Unique factors11
Total factors31
Prime factorization23191
Prime factorization2 × 2 × 219
Divisors count42
Divisors1, 2, 4, 81, 19
Number of properties018
Centered triangular primes 1st
Chen primes 8th
Cousin primes (1st member) 4th
Cuban primes 1 2nd
Happy primes 3rd
Long primes 3rd
Pierpont primes 7th
Primes 8th
Prime quadruplets (4th member) 2nd
Prime quintuplet 1s (5th member) 1st
Prime quintuplet 2s (4th member) 2nd
Prime sextuplets (5th member) 1st
Prime triplets (2nd member) 5th
Prime triplets (3rd member) 4th
Sexy primes (2nd member) 4th
Sexy prime triplets (3rd member) 2nd
Solinas primes 7th
Twin primes (2nd member) 4th
Roman numberalsVIIIXIX
Base 210002100112
Base 32232013
Base 42041034
Base 5135345
Base 6126316
Base 7117257
Base 8108238
Base 989219
Base 108101910
Base 118111811
Base 128121712
Base 138131613
Base 148141514
Base 158151415
Base 168161316
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