1. Numbers
  2. Compare 30851 vs 30857

Compare 30851 vs 30857

Property3085130857
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization308511591 × 5231
Prime factorization3085159 × 523
Divisors count24
Divisors1, 308511, 59, 523, 30857
Number of properties81
Additive primes1506th 
Chen primes1590th 
Emirps653rd 
Harmonic primes1236th 
Long primes1258th 
Primes3326th 
Semiprimes 7671st
Sophie germain primes454th 
Twin primes (1st member)477th 
Roman numberals  
Base 211110001000001121111000100010012
Base 31120022122311200222123
Base 4132020034132020214
Base 51441401514414125
Base 635445563545056
Base 715564271556517
Base 8742038742118
Base 9462789462859
Base 1030851103085710
Base 11211a7112120211
Base 1215a2b1215a3512
Base 1311072131107813
Base 14b35914b36114
Base 15921b15922215
Base 16788316788916
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