1. Numbers
  2. Compare 21379 vs 21390

Compare 21379 vs 21390

Property2137921390
Typeprimecomposite number
Unique factors15
Total factors15
Prime factorization21379121 × 31 × 51 × 231 × 311
Prime factorization213792 × 3 × 5 × 23 × 31
Divisors count232
Divisors1, 213791, 2, 3, 5, 6, 10, 15, 23, 30, 31, 46, 62, 69, 93, 115, 138, 155, 186, 230, 310, 345, 465, 690, 713, 930, 1426, 2139, 3565, 4278, 7130, 10695, 21390
Number of properties70
Chen primes1178th 
Cousin primes (1st member)364th 
Harmonic primes880th 
Primes2399th 
Prime triplets (2nd member)181st 
Super primes357th 
Twin primes (2nd member)363rd 
Roman numberals  
Base 210100111000001121010011100011102
Base 31002022211310021000203
Base 4110320034110320324
Base 51141004511410305
Base 624255162430106
Base 711622171162357
Base 8516038516168
Base 9322849323069
Base 1021379102139010
Base 1115076111508611
Base 1210457121046612
Base 13996713997513
Base 147b11147b1c14
Base 15650415651015
Base 16538316538e16
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