1. Numbers
  2. Compare 21191 vs 21197

Compare 21191 vs 21197

Property2119121197
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization211911111 × 411 × 471
Prime factorization2119111 × 41 × 47
Divisors count28
Divisors1, 211911, 11, 41, 47, 451, 517, 1927, 21197
Number of properties70
Chen primes1171st 
Cousin primes (2nd member)361st 
Primes2383rd 
Prime triplets (2nd member)178th 
Super primes354th 
Twin primes (1st member)361st 
Ulam primes179th 
Roman numberals  
Base 210100101100011121010010110011012
Base 31002001212310020020023
Base 4110230134110230314
Base 51134231511342425
Base 624203562420456
Base 711553271155417
Base 8513078513158
Base 9320559320629
Base 1021191102119710
Base 1114a151114a2011
Base 121031b121032512
Base 13985113985713
Base 147a19147a2114
Base 15642b15643215
Base 1652c71652cd16
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