1. Numbers
  2. Compare 18131 vs 18139

Compare 18131 vs 18139

Property1813118139
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization181311111 × 171 × 971
Prime factorization1813111 × 17 × 97
Divisors count28
Divisors1, 181311, 11, 17, 97, 187, 1067, 1649, 18139
Number of properties60
Chen primes1032nd 
Cousin primes (2nd member)324th 
Primes2078th 
Prime triplets (2nd member)157th 
Sophie germain primes301st 
Twin primes (1st member)320th 
Roman numberals  
Base 210001101101001121000110110110112
Base 322021211232202122113
Base 4101231034101231234
Base 51040011510400245
Base 621553562155516
Base 710360171036127
Base 8433238433338
Base 9267759267849
Base 1018131101813910
Base 111269311126a011
Base 12a5ab12a5b712
Base 13833913834413
Base 14687114687914
Base 15558b15559415
Base 1646d31646db16
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