Compare 19 vs 38

Unique factors12
Total factors12
Prime factorization19121 × 191
Prime factorization192 × 19
Divisors count24
Divisors1, 191, 2, 19, 38
Number of properties181
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 
Semiprimes 14th
Sexy primes (2nd member)4th 
Sexy prime triplets (3rd member)2nd 
Solinas primes7th 
Twin primes (2nd member)4th 
Roman numberalsXIXXXXVIII
Base 21001121001102
Base 3201311023
Base 410342124
Base 53451235
Base 63161026
Base 7257537
Base 8238468
Base 9219429
Base 1019103810
Base 1118113511
Base 1217123212
Base 1316132c13
Base 1415142a14
Base 1514152815
Base 1613162616
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