1. Numbers
  2. Compare 191 vs 197

Compare 191 vs 197

Property191197
Typeprimeprime
Unique factors11
Total factors11
Prime factorization19111971
Prime factorization191197
Divisors count22
Divisors1, 1911, 197
Number of properties1613
Additive primes24th26th
Centered heptagonal primes 3rd
Chen primes34th35th
Class 1+ primes14th 
Cousin primes (2nd member) 14th
Good primes16th 
Harmonic primes15th 
Left-truncatable primes 20th
Palindromic primes10th 
Pierpont primes of the 2nd kind14th 
Primes43rd45th
Prime quadruplets (1st member)4th 
Prime quadruplets (3rd member) 4th
Prime triplets (1st member)13th 
Prime triplets (2nd member) 14th
Prime triplets (3rd member) 13th
Pythagorean primes 21st
Sexy primes (1st member)25th 
Sexy primes (2nd member) 25th
Solinas primes25th 
Sophie germain primes15th 
Super primes14th 
Thabit primes6th 
Twin primes (1st member)14th15th
Ulam primes 9th
Roman numberalsCXCICXCVII
Base 2101111112110001012
Base 3210023210223
Base 42333430114
Base 51231512425
Base 651565256
Base 736274017
Base 827783058
Base 923292389
Base 101911019710
Base 111641116a11
Base 1213b1214512
Base 131191312213
Base 14d91410114
Base 15cb15d215
Base 16bf16c516
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