1. Numbers
  2. Compare 12721 vs 12728

Compare 12721 vs 12728

Property1272112728
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization12721123 × 371 × 431
Prime factorization127212 × 2 × 2 × 37 × 43
Divisors count216
Divisors1, 127211, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1591, 3182, 6364, 12728
Number of properties70
Additive primes736th 
Chen primes770th 
Harmonic primes544th 
Isolated primes1032nd 
Palindromic primes27th 
Primes1519th 
Pythagorean primes753rd 
Roman numberals  
Base 2110001101100012110001101110002
Base 312211001131221101023
Base 43012301430123204
Base 540134154014035
Base 613452161345326
Base 7520427520527
Base 8306618306708
Base 9184049184129
Base 1012721101272810
Base 11961511962111
Base 12744112744812
Base 135a37135a4113
Base 1448c91448d214
Base 153b81153b8815
Base 1631b11631b816
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