1. Numbers
  2. Compare 19997 vs 20147

Compare 19997 vs 20147

Property1999720147
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199971201471
Prime factorization1999720147
Divisors count22
Divisors1, 199971, 20147
Number of properties97
Chen primes1112th1120th
Cousin primes (2nd member)344th347th
Happy primes377th379th
Harmonic primes821st827th
Isolated primes1579th 
Primes2262nd2279th
Prime triplets (2nd member) 169th
Prime triplets (3rd member)168th 
Pythagorean primes1125th 
Sexy primes (2nd member)693rd 
Twin primes (1st member) 344th
Roman numberals  
Base 210011100001110121001110101100112
Base 31000102122310001220123
Base 4103201314103223034
Base 51114442511210425
Base 623232562331356
Base 711220571125117
Base 8470358472638
Base 9303789305659
Base 1019997102014710
Base 111402a111415611
Base 12b6a512b7ab12
Base 13914313922a13
Base 1474051474b114
Base 155dd2155e8215
Base 164e1d164eb316
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