1. Numbers
  2. Compare 19919 vs 19920

Compare 19919 vs 19920

Property1991919920
Typeprimecomposite number
Unique factors14
Total factors17
Prime factorization19919124 × 31 × 51 × 831
Prime factorization199192 × 2 × 2 × 2 × 3 × 5 × 83
Divisors count240
Divisors1, 199191, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 3320, 3984, 4980, 6640, 9960, 19920
Number of properties70
Additive primes1046th 
Chen primes1107th 
Harmonic primes816th 
Isolated primes1573rd 
Primes2252nd 
Sexy primes (2nd member)691st 
Sophie germain primes325th 
Roman numberals  
Base 210011011100111121001101110100002
Base 31000022202310000222103
Base 4103130334103131004
Base 51114134511141405
Base 623211562321206
Base 711203471120357
Base 8467178467208
Base 9302829302839
Base 1019919101992010
Base 1113a691113a6a11
Base 12b63b12b64012
Base 1390b31390b413
Base 14738b14738c14
Base 155d7e155d8015
Base 164dcf164dd016
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