1. Numbers
  2. Compare 1481 vs 18911

Compare 1481 vs 18911

Property148118911
Typeprimeprime
Unique factors11
Total factors11
Prime factorization14811189111
Prime factorization148118911
Divisors count22
Divisors1, 14811, 18911
Number of properties1310
Centered decagonal primes 32nd
Chen primes152nd1066th
Emirps 590th
Good primes 247th
Happy primes46th 
Harmonic primes80th775th
Primes234th2151st
Prime quadruplets (1st member)6th18th
Prime quintuplet 2s (1st member)4th 
Prime triplets (1st member)39th161st
Pythagorean primes114th 
Sexy primes (1st member)102nd658th
Sexy prime quadrupletss (1st member)9th 
Sexy prime triplets (1st member)39th 
Sophie germain primes49th 
Twin primes (1st member)49th326th
Roman numberalsMCDLXXXI 
Base 21011100100121001001110111112
Base 3200021232212211023
Base 41130214102131334
Base 521411511011215
Base 61050562233156
Base 7421471060647
Base 827118447378
Base 920259278429
Base 101481101891110
Base 111127111323211
Base 12a3512ab3b12
Base 1389c1387b913
Base 1477b146c6b14
Base 1568b15590b15
Base 165c91649df16
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