Compare 19 vs 27

Typeprimecomposite number
Unique factors11
Total factors13
Prime factorization19133
Prime factorization193 × 3 × 3
Divisors count24
Divisors1, 191, 3, 9, 27
Number of properties180
Centered triangular primes1st 
Chen primes8th 
Cousin primes (1st member)4th 
Cuban primes 12nd 
Happy primes3rd 
Long primes3rd 
Pierpont primes7th 
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 primes7th 
Twin primes (2nd member)4th 
Roman numberalsXIXXXVII
Base 2100112110112
Base 3201310003
Base 410341234
Base 53451025
Base 6316436
Base 7257367
Base 8238338
Base 9219309
Base 1019102710
Base 1118112511
Base 1217122312
Base 1316132113
Base 1415141d14
Base 1514151c15
Base 1613161b16
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