1. Numbers
  2. Compare 20891 vs 20897

Compare 20891 vs 20897

Property2089120897
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization131 × 16071208971
Prime factorization13 × 160720897
Divisors count42
Divisors1, 13, 1607, 208911, 20897
Number of properties19
Chen primes 1156th
Good primes 264th
Harmonic primes 861st
Long primes 893rd
Primes 2350th
Prime triplets (1st member) 174th
Pythagorean primes 1169th
Semiprimes5301st 
Sexy primes (1st member) 713th
Twin primes (1st member) 356th
Roman numberals  
Base 210100011001101121010001101000012
Base 31001122202310011222223
Base 4110121234110122014
Base 51132031511320425
Base 624041562404256
Base 711462371146327
Base 8506338506418
Base 9315829315889
Base 1020891102089710
Base 1114772111477811
Base 121010b121011512
Base 13968013968613
Base 14788314788914
Base 1562cb1562d215
Base 16519b1651a116
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