1. Numbers
  2. Compare 19991 vs 20051

Compare 19991 vs 20051

Property1999120051
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199911200511
Prime factorization1999120051
Divisors count22
Divisors1, 199911, 20051
Number of properties96
Additive primes1049th 
Chen primes1111th1114th
Cousin primes (2nd member) 345th
Harmonic primes820th823rd
Isolated primes 1583rd
Long primes 867th
Palindromic primes46th 
Primes2260th2268th
Prime triplets (1st member)168th 
Sexy primes (1st member)693rd 
Sophie germain primes326th 
Twin primes (1st member)342nd 
Roman numberals  
Base 210011100001011121001110010100112
Base 31000102102310001111223
Base 4103201134103211034
Base 51114431511202015
Base 623231562324556
Base 711216671123137
Base 8470278471238
Base 9303729304489
Base 1019991102005110
Base 1114024111407911
Base 12b69b12b72b12
Base 13913a13918513
Base 1473dd14744314
Base 155dcb155e1b15
Base 164e17164e5316
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