1. Numbers
  2. Compare 20807 vs 20818

Compare 20807 vs 20818

Property2080720818
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization20807121 × 71 × 14871
Prime factorization208072 × 7 × 1487
Divisors count28
Divisors1, 208071, 2, 7, 14, 1487, 2974, 10409, 20818
Number of properties70
Additive primes1090th 
Chen primes1154th 
Harmonic primes858th 
Long primes890th 
Primes2343rd 
Twin primes (1st member)355th 
Ulam primes174th 
Roman numberals  
Base 210100010100011121010001010100102
Base 31001112122310011200013
Base 4110110134110111024
Base 51131212511312335
Base 624015562402146
Base 711444371144607
Base 8505078505228
Base 9314789315019
Base 1020807102081810
Base 11146a6111470611
Base 121005b121006a12
Base 13961713962513
Base 14782314783014
Base 15627215627d15
Base 16514716515216
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