1. Numbers
  2. Compare 128971 vs 128993

Compare 128971 vs 128993

Property128971128993
Typeprimeprime
Unique factors11
Total factors11
Prime factorization12897111289931
Prime factorization128971128993
Divisors count22
Divisors1, 1289711, 128993
Number of properties69
Chen primes 5221st
Emirps2434th 
Harmonic primes 4548th
Isolated primes 9063rd
Long primes4527th4530th
Lucky primes1582nd 
Primes12072nd12076th
Pythagorean primes 6005th
Sexy primes (2nd member) 2997th
Sexy prime triplets (3rd member) 640th
Sophie germain primes 1448th
Twin primes (2nd member)1506th 
Ulam primes845th 
Roman numberals  
Base 2111110111110010112111110111111000012
Base 3201122202013201122211123
Base 413313302341331332014
Base 5131113415131114335
Base 62433031624331056
Base 71045003710450347
Base 837371383737418
Base 921582192158459
Base 101289711012899310
Base 11889971188a0711
Base 1262777126279512
Base 134691b134693713
Base 1435003143501b14
Base 1528331152834815
Base 161f7cb161f7e116
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