Compare 199 vs 199

Unique factors11
Total factors11
Prime factorization19911991
Prime factorization199199
Divisors count22
Divisors1, 1991, 199
Number of properties1010
Additive primes27th27th
Centered triangular primes4th4th
Chen primes36th36th
Lucas primes7th7th
Prime quadruplets (4th member)4th4th
Prime triplets (3rd member)14th14th
Sexy primes (2nd member)26th26th
Twin primes (2nd member)15th15th
Roman numberalsCXCIXCXCIX
Base 2110001112110001112
Base 3211013211013
Base 43013430134
Base 51244512445
Base 653165316
Base 740374037
Base 830783078
Base 924192419
Base 101991019910
Base 111711117111
Base 121471214712
Base 131241312413
Base 141031410314
Base 15d415d415
Base 16c716c716
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