Compare 19 vs 26

Unique factors12
Total factors12
Prime factorization19121 × 131
Prime factorization192 × 13
Divisors count24
Divisors1, 191, 2, 13, 26
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 10th
Sexy primes (2nd member)4th 
Sexy prime triplets (3rd member)2nd 
Solinas primes7th 
Twin primes (2nd member)4th 
Roman numberalsXIXXXVI
Base 2100112110102
Base 320132223
Base 410341224
Base 53451015
Base 6316426
Base 7257357
Base 8238328
Base 9219289
Base 1019102610
Base 1118112411
Base 1217122212
Base 1316132013
Base 1415141c14
Base 1514151b15
Base 1613161a16
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