1. Numbers
  2. Compare 1889 vs 1890

Compare 1889 vs 1890

Property18891890
Typeprimecomposite number
Unique factors14
Total factors16
Prime factorization1889121 × 33 × 51 × 71
Prime factorization18892 × 3 × 3 × 3 × 5 × 7
Divisors count232
Divisors1, 18891, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890
Number of properties50
Chen primes178th 
Isolated primes175th 
Primes290th 
Pythagorean primes140th 
Sophie germain primes57th 
Roman numberalsMDCCCLXXXIXMDCCCXC
Base 2111011000012111011000102
Base 32120222321210003
Base 413120141312024
Base 5300245300305
Base 6124256124306
Base 75336753407
Base 83541835428
Base 92528925309
Base 10188910189010
Base 11146811146911
Base 12111512111612
Base 13b2413b2513
Base 1498d1499014
Base 1585e1586015
Base 167611676216
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