1. Numbers
  2. Compare 18121 vs 18149

Compare 18121 vs 18149

Property1812118149
Typeprimeprime
Unique factors11
Total factors11
Prime factorization181211181491
Prime factorization1812118149
Divisors count22
Divisors1, 181211, 18149
Number of properties710
Additive primes975th978th
Chen primes 1033rd
Harmonic primes751st753rd
Isolated primes 1442nd
Primes2076th2081st
Pythagorean primes1025th1027th
Sexy primes (1st member)640th 
Sexy primes (2nd member) 642nd
Sexy prime triplets (1st member)178th 
Sophie germain primes 302nd
Super primes 313th
Twin primes (2nd member)319th 
Ulam primes 153rd
Roman numberals  
Base 210001101100100121000110111001012
Base 322021201132202200123
Base 4101230214101232114
Base 51034441510400445
Base 621552162200056
Base 710355571036257
Base 8433118433458
Base 9267649268059
Base 1018121101814910
Base 111268411126aa11
Base 12a5a112a60512
Base 13832c13835113
Base 14686514688514
Base 15558115559e15
Base 1646c91646e516
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