1. Numbers
  2. Compare 1913 vs 1999

Compare 1913 vs 1999

Property19131999
Typeprimeprime
Unique factors11
Total factors11
Prime factorization1913119991
Prime factorization19131999
Divisors count22
Divisors1, 19131, 1999
Number of properties98
Centered triangular primes 10th
Chen primes181st 
Cousin primes (1st member) 65th
Emirps93rd 
Isolated primes178th 
Long primes114th 
Primes293rd303rd
Prime triplets (2nd member) 50th
Prime triplets (3rd member) 49th
Pythagorean primes142nd 
Sexy primes (2nd member)125th128th
Sexy prime triplets (3rd member)49th50th
Super primes62nd 
Twin primes (2nd member) 61st
Roman numberalsMCMXIIIMCMXCIX
Base 2111011110012111110011112
Base 32121212322020013
Base 413132141330334
Base 5301235304445
Base 6125056131316
Base 75402755547
Base 83571837178
Base 92555926619
Base 10191310199910
Base 11148a11155811
Base 1211351211a712
Base 13b4213baa13
Base 149a914a2b14
Base 15878158d415
Base 16779167cf16
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