1. Numbers
  2. Compare 19991 vs 20147

Compare 19991 vs 20147

Property1999120147
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199911201471
Prime factorization1999120147
Divisors count22
Divisors1, 199911, 20147
Number of properties97
Additive primes1049th 
Chen primes1111th1120th
Cousin primes (2nd member) 347th
Happy primes 379th
Harmonic primes820th827th
Palindromic primes46th 
Primes2260th2279th
Prime triplets (1st member)168th 
Prime triplets (2nd member) 169th
Sexy primes (1st member)693rd 
Sophie germain primes326th 
Twin primes (1st member)342nd344th
Roman numberals  
Base 210011100001011121001110101100112
Base 31000102102310001220123
Base 4103201134103223034
Base 51114431511210425
Base 623231562331356
Base 711216671125117
Base 8470278472638
Base 9303729305659
Base 1019991102014710
Base 1114024111415611
Base 12b69b12b7ab12
Base 13913a13922a13
Base 1473dd1474b114
Base 155dcb155e8215
Base 164e17164eb316
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