1. Numbers
  2. Compare 199811 vs 199820

Compare 199811 vs 199820

Property199811199820
Typeprimecomposite number
Unique factors14
Total factors15
Prime factorization199811122 × 51 × 971 × 1031
Prime factorization1998112 × 2 × 5 × 97 × 103
Divisors count224
Divisors1, 1998111, 2, 4, 5, 10, 20, 97, 103, 194, 206, 388, 412, 485, 515, 970, 1030, 1940, 2060, 9991, 19982, 39964, 49955, 99910, 199820
Number of properties80
Additive primes7214th 
Chen primes7520th 
Cousin primes (2nd member)2134th 
Harmonic primes6753rd 
Long primes6734th 
Primes17970th 
Prime triplets (2nd member)840th 
Twin primes (1st member)2159th 
Roman numberals  
Base 211000011001000001121100001100100011002
Base 310101100210231010110022023
Base 430030200343003020304
Base 5223432215223432405
Base 64141015641410326
Base 71461353714613657
Base 860620386062148
Base 933407293340829
Base 101998111019982010
Base 111271371112714511
Base 129776b129777812
Base 136cc41136cc4a13
Base 1452b631452b6c14
Base 153e30b153e31515
Base 1630c831630c8c16
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