1. Numbers
  2. Compare 19913 vs 20897

Compare 19913 vs 20897

Property1991320897
Typeprimeprime
Unique factors11
Total factors11
Prime factorization199131208971
Prime factorization1991320897
Divisors count22
Divisors1, 199131, 20897
Number of properties109
Additive primes1045th 
Chen primes 1156th
Emirps626th 
Good primes256th264th
Harmonic primes 861st
Isolated primes1572nd 
Long primes861st893rd
Primes2251st2350th
Prime triplets (1st member) 174th
Pythagorean primes1119th1169th
Sexy primes (1st member)691st713th
Sophie germain primes324th 
Super primes335th 
Twin primes (1st member) 356th
Roman numberals  
Base 210011011100100121010001101000012
Base 31000022112310011222223
Base 4103130214110122014
Base 51114123511320425
Base 623210562404256
Base 711202571146327
Base 8467118506418
Base 9302759315889
Base 1019913102089710
Base 1113a63111477811
Base 12b635121011512
Base 1390aa13968613
Base 14738514788914
Base 155d781562d215
Base 164dc91651a116
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