1. Numbers
  2. Compare 19891 vs 20147

Compare 19891 vs 20147

Property1989120147
Typeprimeprime
Unique factors11
Total factors11
Prime factorization198911201471
Prime factorization1989120147
Divisors count22
Divisors1, 198911, 20147
Number of properties47
Chen primes 1120th
Cousin primes (2nd member) 347th
Happy primes 379th
Harmonic primes815th827th
Palindromic primes45th 
Primes2250th2279th
Prime triplets (2nd member) 169th
Twin primes (1st member) 344th
Twin primes (2nd member)340th 
Roman numberals  
Base 210011011011001121001110101100112
Base 31000021201310001220123
Base 4103123034103223034
Base 51114031511210425
Base 623203162331356
Base 711166471125117
Base 8466638472638
Base 9302519305659
Base 1019891102014710
Base 1113a43111415611
Base 12b61712b7ab12
Base 13909113922a13
Base 14736b1474b114
Base 155d61155e8215
Base 164db3164eb316
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