1. Numbers
  2. Compare 18131 vs 18397

Compare 18131 vs 18397

Property1813118397
Typeprimeprime
Unique factors11
Total factors11
Prime factorization181311183971
Prime factorization1813118397
Divisors count22
Divisors1, 181311, 18397
Number of properties67
Centered heptagonal primes 20th
Chen primes1032nd1043rd
Cousin primes (1st member) 329th
Cousin primes (2nd member)324th 
Isolated primes 1462nd
Lucky primes 344th
Primes2078th2107th
Prime triplets (2nd member)157th 
Pythagorean primes 1042nd
Sophie germain primes301st 
Twin primes (1st member)320th 
Roman numberals  
Base 210001101101001121000111110111012
Base 322021211232210201013
Base 4101231034101331314
Base 51040011510420425
Base 621553562211016
Base 710360171044317
Base 8433238437358
Base 9267759272119
Base 1018131101839710
Base 1112693111290511
Base 12a5ab12a79112
Base 1383391384b213
Base 1468711469c114
Base 15558b1556b715
Base 1646d31647dd16
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