1. Numbers
  2. Compare 21139 vs 21491

Compare 21139 vs 21491

Property2113921491
Typeprimeprime
Unique factors11
Total factors11
Prime factorization211391214911
Prime factorization2113921491
Divisors count22
Divisors1, 211391, 21491
Number of properties59
Additive primes 1116th
Chen primes 1183rd
Cousin primes (1st member)360th 
Cousin primes (2nd member) 366th
Good primes266th272nd
Happy primes 401st
Harmonic primes 885th
Isolated primes1656th 
Lucky primes385th 
Primes2375th2410th
Prime triplets (2nd member) 182nd
Twin primes (1st member) 364th
Roman numberals  
Base 210100101001001121010011111100112
Base 31001222221310021102223
Base 4110221034110333034
Base 51134024511414315
Base 624151162432556
Base 711542671164417
Base 8512238517638
Base 9318879324289
Base 1021139102149110
Base 1114978111516811
Base 1210297121052b12
Base 139811139a2213
Base 1479bd147b9114
Base 1563e415657b15
Base 1652931653f316
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