1. Numbers
  2. Compare 19983 vs 19993

Compare 19983 vs 19993

Property1998319993
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization31 × 66611199931
Prime factorization3 × 666119993
Divisors count42
Divisors1, 3, 6661, 199831, 19993
Number of properties18
Additive primes 1050th
Cousin primes (1st member) 344th
Long primes 865th
Lucky primes 367th
Primes 2261st
Prime triplets (2nd member) 168th
Pythagorean primes 1124th
Semiprimes5080th 
Twin primes (2nd member) 342nd
Roman numberals  
Base 210011100000111121001110000110012
Base 31000102010310001021113
Base 4103200334103201214
Base 51114413511144335
Base 623230362323216
Base 711215571122017
Base 8470178470318
Base 9303639303749
Base 1019983101999310
Base 1114017111402611
Base 12b69312b6a112
Base 13913213913c13
Base 1473d514740114
Base 155dc3155dcd15
Base 164e0f164e1916
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