1. Numbers
  2. Compare 8159 vs 8161

Compare 8159 vs 8161

Property81598161
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization411 × 199181611
Prime factorization41 × 1998161
Divisors count42
Divisors1, 41, 199, 81591, 8161
Number of properties17
Good primes 151st
Isolated primes 671st
Lucky primes 185th
Primes 1024th
Pythagorean primes 509th
Semiprimes2180th 
Sexy primes (1st member) 351st
Solinas primes 75th
Roman numberals  
Base 21111111011111211111111000012
Base 310201201231020120213
Base 41333133413332014
Base 523011452301215
Base 610143561014416
Base 7325347325367
Base 8177378177418
Base 9121659121679
Base 10815910816110
Base 11614811614a11
Base 12487b12488112
Base 13393813393a13
Base 142d8b142d8d14
Base 15263e15264115
Base 161fdf161fe116
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