Compare 149 vs 191

Unique factors11
Total factors11
Prime factorization14911911
Prime factorization149191
Divisors count22
Divisors1, 1491, 191
Number of properties816
Additive primes 24th
Chen primes29th34th
Class 1+ primes 14th
Good primes14th16th
Harmonic primes12th15th
Long primes13th 
Palindromic primes 10th
Pierpont primes of the 2nd kind 14th
Prime quadruplets (1st member) 4th
Prime triplets (1st member) 13th
Pythagorean primes16th 
Sexy primes (1st member) 25th
Solinas primes 25th
Sophie germain primes 15th
Super primes 14th
Thabit primes 6th
Twin primes (1st member)12th14th
Roman numberalsCXLIXCXCI
Base 2100101012101111112
Base 3121123210023
Base 42111423334
Base 51044512315
Base 640565156
Base 730273627
Base 822582778
Base 917592329
Base 101491019110
Base 111261116411
Base 121051213b12
Base 13b61311913
Base 14a914d914
Base 159e15cb15
Base 169516bf16
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