1. Numbers
  2. Compare 19991 vs 20747

Compare 19991 vs 20747

Property1999120747
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199911207471
Prime factorization1999120747
Divisors count22
Divisors1, 199911, 20747
Number of properties99
Additive primes1049th 
Chen primes1111th1149th
Cousin primes (2nd member) 354th
Harmonic primes820th854th
Palindromic primes46th 
Primes2260th2336th
Prime triplets (1st member)168th173rd
Prime triplets (2nd member) 172nd
Sexy primes (1st member)693rd710th
Sexy prime triplets (1st member) 195th
Sophie germain primes326th 
Twin primes (1st member)342nd353rd
Roman numberals  
Base 210011100001011121010001000010112
Base 31000102102310011101023
Base 4103201134110100234
Base 51114431511304425
Base 623231562400156
Base 711216671143267
Base 8470278504138
Base 9303729314129
Base 1019991102074710
Base 1114024111465111
Base 12b69b121000b12
Base 13913a13959c13
Base 1473dd1477bd14
Base 155dcb15623215
Base 164e1716510b16
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