1. Numbers
  2. Compare 8149 vs 8161

Compare 8149 vs 8161

Property81498161
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization291 × 281181611
Prime factorization29 × 2818161
Divisors count42
Divisors1, 29, 281, 81491, 8161
Number of properties17
Good primes 151st
Isolated primes 671st
Lucky primes 185th
Primes 1024th
Pythagorean primes 509th
Semiprimes2176th 
Sexy primes (1st member) 351st
Solinas primes 75th
Roman numberals  
Base 21111111010101211111111000012
Base 310201121131020120213
Base 41333111413332014
Base 523004452301215
Base 610142161014416
Base 7325217325367
Base 8177258177418
Base 9121549121679
Base 10814910816110
Base 11613911614a11
Base 12487112488112
Base 13392b13393a13
Base 142d81142d8d14
Base 15263415264115
Base 161fd5161fe116
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