Finding the Last Digit of a Power

Finding the Last Digit of a Power | Brilliant Math & Science Wiki

Many mathematical contests ask students to find the last digit (or digits) of a power. In most cases, the powers are quite large numbers such as ...

Last Digit - mathsbyagirl - WordPress.com

Finding the last digit of a number is the same as finding the remainder when this number is divided by 10.

How to Find Last Digits of Large Powers and Exponents | GMAT Shots

Learn how to find the last digit of units digit of expressions such as 3^100 or 2^51 in less than a minute! Helpful for GMAT quantitative ...

How to find the last digit of any number raised to any ... - Quora

The last digit of 'a' raised to the power 'b' can easily be calculated by calculating the last digit of (a%10) raised to the power (b%4==0?4:b%4) ...

How To Find The Last Digit Of Any Large Number Written As An ...

This video explains the steps to determining the last digit of a number written as an exponent. Please Like, Subscribe and Share.

What is the best algorithm for finding the last digit of an enormous ...

If you take any digit then its powers are periodic (mod10). If your digit is 3, say, the last digits go as {3 ...

short tricks of mathematics|How to find Last Digit|2^2021 - YouTube

Plz Subscribe channel Rahul Mapari. In this video I have discussed one trick of Mathematics that is How to find last digit of any power of ...

Find Last Digit of a^b for Large Numbers - GeeksforGeeks

If b%4==0 that means b is completely divisible by 4, so our exponent now will be exp = 4 because by multiplying number 4 times, we get the last ...

Last digit in a power of 2 - GeeksforGeeks

A Naive Solution is to first compute power = pow(2, n), then find the last digit in power using power % 10. This solution is inefficient and also has an ...

Finding Last Digit of a Large Exponent | GMAT Shots (US Accent)

Learn how to find the last digit of units digit of expressions such as 3^100 or 2^51 in less than a minute! Helpful for GMAT quantitative ...

The last digit of a large exponent

For example "What is the last digit of 7358?" Suppose that you are going to construct a table with 358 rows and record last digit of the the 358 powers of 7.

Units digit of a number raised to power - JustQuant.com

Units digit of Large Numbers – number raised to power · Identify the units digit in the base 'x' and call it say 'l'. {For example, If x = 24, then the units ...

Number Theory by Final Digits

list of the last digits of powers of 7 starting from 1, and writing the exponent ... [1] Finding the last digit of a power. https://brilliant.org/wiki/ · finding ...

What is the last digit of 2^2019 ? - YouTube

This video shows a simple math skill to help you find the last digit of large exponents. Remember to subscribe and press the notification ...

How to Find Last Digits of Large Powers and Exponents on GMAT

Learn how to find the last digit of units digit of expressions such as 3^100 or 2^51 in less than a minute! Helpful for GMAT quantitative section.

3 steps to find last two digits of a number with power

The trick to finding the second last digit of any number ending with 1 is the UNIT DIGIT of the product of the unit digit of the power and the ten's digit of ...

To Find The Last Digits of A Large Power | PDF - Scribd

In this article, I will discuss three methods all based on modular exponentiation and the laws of exponents for finding the ending digits of a positive power ...

How to find the last digit of a large exponent

Here are all the different scenarios and how to find the last digit of the Power. It really all depends on the last digit of the Base.

Grade 9 Math: How to find the last digits of large powers? - Reddit

You can simplify the large powers into smaller calculations to find the last and second last digits of the answer. For the LAST digit: Only ...

Last digit of power list - javascript - Stack Overflow

Last digit of power list · p[2 % 10][(4-1) % p[2 % 10].length] · = [ 2,4,8,6 ][3 % 4] · = 6 · Easily verified by 2 ^ 4 = 16 , our list is now [ 16,2 ].