


Cardinal  fifty  
Ordinal  50th (fiftieth) 

Numeral system  quinquagesimal  
Factorization  2 · 5^{2}  
Divisors  1, 2, 5, 10, 25, 50  
Roman numeral  L  
Unicode symbol(s)  ↆ  
Binary  110010_{2}  
Ternary  1212_{3}  
Quaternary  302_{4}  
Quinary  200_{5}  
Senary  122_{6}  
Octal  62_{8}  
Duodecimal  42_{12}  
Hexadecimal  32_{16}  
Vigesimal  2A_{20}  
Base 36  1E_{36} 
Fifty is the integer that is after fortynine and before fiftyone.
The prime factors of fifty are 2 and 5. (2 * 5 * 5 = 50) The factors of 50 are 1, 2, 5, 10, 25, and 50. 5*10=50. 50 is the smallest number that can be written as the sum of two squares in two distinct ways: 50=1^{2}+7^{2}=5^{2}+5^{2}. Also, 50 is onehalf of 100 or half of a century (a century is 100 years).
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50 (number) Facts for Kids. Kiddle Encyclopedia.