1. Numbers
  2. Compare 199 vs 209

Compare 199 vs 209

Property199209
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization1991111 × 191
Prime factorization19911 × 19
Divisors count24
Divisors1, 1991, 11, 19, 209
Number of properties101
Additive primes27th 
Centered triangular primes4th 
Chen primes36th 
Emirps15th 
Lucas primes7th 
Primes46th 
Prime quadruplets (4th member)4th 
Prime triplets (3rd member)14th 
Semiprimes 68th
Sexy primes (2nd member)26th 
Twin primes (2nd member)15th 
Roman numberalsCXCIXCCIX
Base 2110001112110100012
Base 3211013212023
Base 43013431014
Base 51244513145
Base 653165456
Base 740374167
Base 830783218
Base 924192529
Base 101991020910
Base 111711118011
Base 121471215512
Base 131241313113
Base 141031410d14
Base 15d415de15
Base 16c716d116
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