1. Numbers
  2. Compare 19991 vs 19994

Compare 19991 vs 19994

Property1999119994
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization19991121 × 131 × 7691
Prime factorization199912 × 13 × 769
Divisors count28
Divisors1, 199911, 2, 13, 26, 769, 1538, 9997, 19994
Number of properties90
Additive primes1049th 
Chen primes1111th 
Harmonic primes820th 
Palindromic primes46th 
Primes2260th 
Prime triplets (1st member)168th 
Sexy primes (1st member)693rd 
Sophie germain primes326th 
Twin primes (1st member)342nd 
Roman numberals  
Base 210011100001011121001110000110102
Base 31000102102310001021123
Base 4103201134103201224
Base 51114431511144345
Base 623231562323226
Base 711216671122027
Base 8470278470328
Base 9303729303759
Base 1019991101999410
Base 1114024111402711
Base 12b69b12b6a212
Base 13913a13914013
Base 1473dd14740214
Base 155dcb155dce15
Base 164e17164e1a16
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