1. Numbers
  2. Compare 19979 vs 19980

Compare 19979 vs 19980

Property1997919980
Typeprimecomposite number
Unique factors14
Total factors17
Prime factorization19979122 × 33 × 51 × 371
Prime factorization199792 × 2 × 3 × 3 × 3 × 5 × 37
Divisors count248
Divisors1, 199791, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 74, 90, 108, 111, 135, 148, 180, 185, 222, 270, 333, 370, 444, 540, 555, 666, 740, 999, 1110, 1332, 1665, 1998, 2220, 3330, 3996, 4995, 6660, 9990, 19980
Number of properties60
Happy primes376th 
Harmonic primes819th 
Isolated primes1578th 
Long primes864th 
Primes2259th 
Sexy primes (2nd member)692nd 
Roman numberals  
Base 210011100000101121001110000011002
Base 31000101222310001020003
Base 4103200234103200304
Base 51114404511144105
Base 623225562323006
Base 711215171121527
Base 8470138470148
Base 9303589303609
Base 1019979101998010
Base 1114013111401411
Base 12b68b12b69012
Base 13912b13912c13
Base 1473d11473d214
Base 155dbe155dc015
Base 164e0b164e0c16
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