1. Numbers
  2. Compare 18131 vs 18138

Compare 18131 vs 18138

Property1813118138
Typeprimecomposite number
Unique factors13
Total factors13
Prime factorization18131121 × 31 × 30231
Prime factorization181312 × 3 × 3023
Divisors count28
Divisors1, 181311, 2, 3, 6, 3023, 6046, 9069, 18138
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 210001101101001121000110110110102
Base 322021211232202122103
Base 4101231034101231224
Base 51040011510400235
Base 621553562155506
Base 710360171036117
Base 8433238433328
Base 9267759267839
Base 1018131101813810
Base 1112693111269a11
Base 12a5ab12a5b612
Base 13833913834313
Base 14687114687814
Base 15558b15559315
Base 1646d31646da16
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