1. Numbers
  2. Compare 28018 vs 28019

Compare 28018 vs 28019

Property2801828019
Typesemiprimeprime
Unique factors21
Total factors21
Prime factorization21 × 140091280191
Prime factorization2 × 1400928019
Divisors count42
Divisors1, 2, 14009, 280181, 28019
Number of properties16
Chen primes 1487th
Isolated primes 2166th
Long primes 1164th
Primes 3057th
Safe primes 249th
Semiprimes6988th 
Sophie germain primes 425th
Roman numberals  
Base 211011010111001021101101011100112
Base 31102102201311021022023
Base 4123113024123113034
Base 51344033513440345
Base 633341463334156
Base 714445471444557
Base 8665628665638
Base 9423819423829
Base 1028018102801910
Base 111a061111a06211
Base 121426a121426b12
Base 13c9a313c9a413
Base 14a2d414a2d514
Base 15847d15847e15
Base 166d72166d7316
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