1. Numbers
  2. Compare 19901 vs 19913

Compare 19901 vs 19913

Property1990119913
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization71 × 28431199131
Prime factorization7 × 284319913
Divisors count42
Divisors1, 7, 2843, 199011, 19913
Number of properties110
Additive primes 1045th
Emirps 626th
Good primes 256th
Isolated primes 1572nd
Long primes 861st
Primes 2251st
Pythagorean primes 1119th
Semiprimes5062nd 
Sexy primes (1st member) 691st
Sophie germain primes 324th
Super primes 335th
Roman numberals  
Base 210011011011110121001101110010012
Base 31000022002310000221123
Base 4103123314103130214
Base 51114101511141235
Base 623204562321056
Base 711201071120257
Base 8466758467118
Base 9302629302759
Base 1019901101991310
Base 1113a521113a6311
Base 12b62512b63512
Base 13909b1390aa13
Base 14737714738514
Base 155d6b155d7815
Base 164dbd164dc916
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