1. Numbers
  2. Compare 205421 vs 206807

Compare 205421 vs 206807

Property205421206807
Typeprimeprime
Unique factors11
Total factors11
Prime factorization20542112068071
Prime factorization205421206807
Divisors count22
Divisors1, 2054211, 206807
Number of properties108
Additive primes 7475th
Chen primes7699th7747th
Cousin primes (2nd member)2181st2200th
Isolated primes 14098th
Long primes6893rd6942nd
Primes18416th18531st
Prime triplets (1st member)859th 
Prime triplets (2nd member)858th 
Pythagorean primes9197th 
Sexy primes (1st member)4382nd4409th
Sexy prime triplets (1st member)881st890th
Twin primes (1st member)2208th 
Roman numberals  
Base 211001000100110110121100100111110101112
Base 310110221001231011112001123
Base 430202123143021331134
Base 5230331415231042125
Base 64223005642332356
Base 71513616715206367
Base 862115586237278
Base 934270593446159
Base 102054211020680710
Base 111303771113141711
Base 129aa65129b81b12
Base 1372668137319313
Base 1454c0d145551d14
Base 1540ceb154142215
Base 163226d16327d716
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