1. Numbers
  2. Compare 19889 vs 19894

Compare 19889 vs 19894

Property1988919894
Typeprimecomposite number
Unique factors13
Total factors15
Prime factorization19889121 × 73 × 291
Prime factorization198892 × 7 × 7 × 7 × 29
Divisors count216
Divisors1, 198891, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 1421, 2842, 9947, 19894
Number of properties80
Chen primes1106th 
Good primes255th 
Happy primes374th 
Harmonic primes814th 
Primes2249th 
Pythagorean primes1118th 
Sophie germain primes323rd 
Twin primes (1st member)340th 
Roman numberals  
Base 210011011011000121001101101101102
Base 31000021122310000212113
Base 4103123014103123124
Base 51114024511140345
Base 623202562320346
Base 711166271120007
Base 8466618466668
Base 9302489302549
Base 1019889101989410
Base 1113a411113a4611
Base 12b61512b61a12
Base 13908c13909413
Base 14736914737014
Base 155d5e155d6415
Base 164db1164db616
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