Base 16: Hexadecimal Numbers
Read this topicExplanations 5
- The digits in hexadecimal (or base 161616) start with 0,1,2,3,4,5,6,7,8,90,1,2,3,4,5,6,7,8,90,1,2,3,4,5,6,7,8,9 (just like in base 101010). The remaining base-161616 digits are …
By Victor Wang, Joshua Siktar
- Hexadecimal (aka base-161616) numbers have 222 properties: Each place numeral is in the set {0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f},\{0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f\},{0,1,2,3,4,5,6,…
By Katie Jergens, Joshua Siktar
- (Video) Hexadecimal by Carl Herold Here's a video by Carl Herold showing you how to convert from hexadecimal to base-101010 and base-222. Summary\large{\text{Summary}}Summary He…
By Alex Federspiel, Joshua Siktar, Amy Feraco
- Hexadecimal Hexadecimal is regarded as base-16.16.16. Each place value in the number is some power of 16.16.16. The hexadecimal values are: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C…
By Alex Federspiel, Joshua Siktar
- How many numbers can be represented in Hexadecimal? The standard way of writing numbers, base 10,10,10, is where we use the digits 0,1,2,3,4,5,6,7,8,0, 1, 2, 3, 4, 5, 6, 7, 8,0,…
By Joshua Siktar
Problems 22
- Convert 28910289_{10}28910 to hexadecimal. Write your answer as a number without commas, spaces, or a base.
- Convert ABCABCABC to base-10.10.10.
- Convert BA5EDBA5EDBA5ED from hexadecimal to base-10.10.10.
- Convert BEEFBEEFBEEF to base-10.10.10.
- Convert 123451234512345 from base-101010 to hexadecimal.
- Convert 201620162016 from base-101010 to hexadecimal.
- Convert 305430543054 from base-101010 to hexadecimal.
- Among the first 100010001000 positive integers, there are nnn whose hexadecimal representation contains only numeric digits. What is nnn? (AMC)
- How many values could be encoded by a 555 digit hexadecimal number?
- How many digits are needed to encode 333333 different values into a hexadecimal number?
- A one digit hexadecimal number encodes the same amount of values as a binary number with how many digits?
- Kristen is reading a treasure map, and it says that the buried treasure is exactly 14A01614A0_{16}14A016 feet away. How far should she walk before she starts digging?
- A rogue scorekeeper in the NBA has decided, during game 777 of the finals, to start keeping score in hexadecimal (much to the confusion of everyone else). If Kevin Durant scores…
- Write A0F16A0F_{16}A0F16 in expanded notation for base 16.16.16.
- Convert 201720172017 from decimal to hexadecimal.
- Michael's favorite band is ABBA.ABBA.ABBA. What's his favorite band name when converted from hexadecimal to decimal?
- You decide to go to a CAFECAFECAFE for breakfast. What's the decimal representation of this hexadecimal?
- At the cafe you decide to get your coffee DECAF.DECAF.DECAF. What is the decimal representation of this hexadecimal?
- Suppose in blackjack that the ACEACEACE card is a hexadecimal number. Instead of equaling a 111 or an 11,11,11, it now equals the decimal representation. What would ACEACEACE eq…
- Convert 314314314 from decimal to hexadecimal.
- What is the code?
- Someone once tweeted the word "COVFEFECOVFEFECOVFEFE". If we assume VVV is the roman numeral for 555 and OOO is 0,0,0, maybe COVFEFECOVFEFECOVFEFE is a secret code. Let's conver…