1. Numbers
  2. Compare 18121 vs 18129

Compare 18121 vs 18129

Property1812118129
Typeprimesemiprime
Unique factors12
Total factors12
Prime factorization18121131 × 60431
Prime factorization181213 × 6043
Divisors count24
Divisors1, 181211, 3, 6043, 18129
Number of properties71
Additive primes975th 
Harmonic primes751st 
Primes2076th 
Pythagorean primes1025th 
Semiprimes 4620th
Sexy primes (1st member)640th 
Sexy prime triplets (1st member)178th 
Twin primes (2nd member)319th 
Roman numberals  
Base 210001101100100121000110110100012
Base 322021201132202121103
Base 4101230214101231014
Base 51034441510400045
Base 621552162155336
Base 710355571035667
Base 8433118433218
Base 9267649267739
Base 1018121101812910
Base 1112684111269111
Base 12a5a112a5a912
Base 13832c13833713
Base 14686514686d14
Base 15558115558915
Base 1646c91646d116
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