1. Numbers
  2. Compare 21493 vs 21991

Compare 21493 vs 21991

Property2149321991
Typeprimeprime
Unique factors11
Total factors11
Prime factorization214931219911
Prime factorization2149321991
Divisors count22
Divisors1, 214931, 21991
Number of properties125
Additive primes1117th 
Chen primes 1208th
Harmonic primes886th 
Isolated primes 1720th
Primes2411th2463rd
Prime triplets (3rd member)182nd 
Pythagorean primes1195th 
Sexy primes (1st member)733rd742nd
Sexy primes (2nd member)732nd 
Sexy prime quadrupletss (3rd member)37th 
Sexy prime triplets (1st member) 202nd
Sexy prime triplets (2nd member)199th 
Sexy prime triplets (3rd member)198th 
Super primes358th 
Twin primes (2nd member)364th 
Roman numberals  
Base 210100111111010121010101111001112
Base 31002111001310100111113
Base 4110333114111132134
Base 51141433512004315
Base 624330162454516
Base 711644371210547
Base 8517658527478
Base 9324319331449
Base 1021493102199110
Base 111516a111558211
Base 1210531121088712
Base 139a2413a01813
Base 147b9314802b14
Base 15657d1567b115
Base 1653f51655e716
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