1. Numbers
  2. Compare 20018 vs 20021

Compare 20018 vs 20021

Property2001820021
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 100091200211
Prime factorization2 × 1000920021
Divisors count42
Divisors1, 2, 10009, 200181, 20021
Number of properties16
Additive primes 1051st
Chen primes 1113th
Harmonic primes 822nd
Primes 2264th
Pythagorean primes 1126th
Semiprimes5087th 
Twin primes (1st member) 343rd
Roman numberals  
Base 210011100011001021001110001101012
Base 31000110102310001101123
Base 4103203024103203114
Base 51120033511200415
Base 623240262324056
Base 711223571122417
Base 8470628470658
Base 9304129304159
Base 1020018102002110
Base 1114049111405111
Base 12b70212b70512
Base 13915b13916113
Base 14741c14742114
Base 155de8155deb15
Base 164e32164e3516
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