1. Numbers
  2. Compare 19997 vs 20047

Compare 19997 vs 20047

Property1999720047
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199971200471
Prime factorization1999720047
Divisors count22
Divisors1, 199971, 20047
Number of properties96
Additive primes 1054th
Chen primes1112th 
Cousin primes (1st member) 345th
Cousin primes (2nd member)344th 
Happy primes377th 
Harmonic primes821st 
Isolated primes1579th1582nd
Long primes 866th
Primes2262nd2267th
Prime triplets (3rd member)168th 
Pythagorean primes1125th 
Sexy primes (2nd member)693rd 
Super primes 336th
Roman numberals  
Base 210011100001110121001110010011112
Base 31000102122310001111113
Base 4103201314103210334
Base 51114442511201425
Base 623232562324516
Base 711220571123067
Base 8470358471178
Base 9303789304449
Base 1019997102004710
Base 111402a111407511
Base 12b6a512b72712
Base 13914313918113
Base 14740514743d14
Base 155dd2155e1715
Base 164e1d164e4f16
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