1. Numbers
  2. Compare 19 vs 257

Compare 19 vs 257

Property19257
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1912571
Prime factorization19257
Divisors count22
Divisors1, 191, 257
Number of properties1816
Centered triangular primes1st 
Chen primes8th42nd
Cousin primes (1st member)4th 
Cuban primes 12nd 
Fermat primes 4th
Good primes 20th
Happy primes3rd 
Isolated primes 22nd
Long primes3rd21st
Pierpont primes7th14th
Primes8th55th
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 
Proth primes 10th
Pythagorean primes 25th
Quartan primes 4th
Sexy primes (1st member) 31st
Sexy primes (2nd member)4th30th
Sexy prime quadrupletss (2nd member) 5th
Sexy prime triplets (1st member) 16th
Sexy prime triplets (2nd member) 15th
Sexy prime triplets (3rd member)2nd 
Solinas primes7th31st
Twin primes (2nd member)4th 
Roman numberalsXIXCCLVII
Base 21001121000000012
Base 320131001123
Base 41034100014
Base 534520125
Base 631611056
Base 72575157
Base 82384018
Base 92193159
Base 10191025710
Base 11181121411
Base 12171219512
Base 13161316a13
Base 14151414514
Base 15141512215
Base 16131610116
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