1. Numbers
  2. Compare 19991 vs 19998

Compare 19991 vs 19998

Property1999119998
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization19991121 × 32 × 111 × 1011
Prime factorization199912 × 3 × 3 × 11 × 101
Divisors count224
Divisors1, 199911, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 198, 202, 303, 606, 909, 1111, 1818, 2222, 3333, 6666, 9999, 19998
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 210011100001011121001110000111102
Base 31000102102310001022003
Base 4103201134103201324
Base 51114431511144435
Base 623231562323306
Base 711216671122067
Base 8470278470368
Base 9303729303809
Base 1019991101999810
Base 1114024111403011
Base 12b69b12b6a612
Base 13913a13914413
Base 1473dd14740614
Base 155dcb155dd315
Base 164e17164e1e16
This website uses cookies to ensure you get the best experience on our website. More info