Solution for Project Euler problem 16 in C#. The solution uses the BigInteger which makes the task "What is the sum of the digits of the number 2^1000?" trivial

The same computer example we used earlier shows that with the sum of the years digits method, depreciation expense is higher in the early years, ...

Sum of year digits is an accounting technique used to calculate depreciation. The depreciation is accelerated to reflect that items lose value more rapidly ...

When you're working with word problems some are easier than others and the trick is that sometimes what looks like an easy word problem is actually pretty challenging.

How do I calculate depreciation using the sum of the years' digits? The sum of the years' digits, often referred to as SYD, is a form of accelerated depreciation.

In mathematics, the digit sum of a given integer is the sum of all its digits, (e.g.: the digit sum of 84001 is calculated as 8+4+0+0+1 = 13). Digit sums are most ...

The Sum Of The Digits Of A Certain Two-digit Number Is 7. Reversing Its Digits Increases The Number By 9. ... The sum of two digits can be 1 in 2 ways - 10 or 01.

What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1 : 2 ? frank. Placement ...

A 3 digit number is such that its unit digit is equal to the product of the other two digits which are prime. Also, the difference between its reverse and itself is 396.

You know that each digit will be in each place twice because of the combinations left for the other numbers. For example, 3 will be in the hundreds place twice ...

An accelerated method for calculating an asset's depreciation. This method takes the asset's expected life and adds together the digits for each year. So if the asset ...

Clearly 3, 6 and 9 do not have multiplicative inverses. The case of 7 is problematical. Seven does have a multiplicative inverse; i.e., 4. Division by 7 in digit sum ...

property that the integer is equal to the sum of its ﬁrst digit plus its second digit plus the product of its two digits? (21) When a positive integer is divided by ...

Plotting versus and gives the plot shown above. The digits sum satisfies the congruence

This article describes formulas that you can use to find the sum of the digits of a number in Microsoft Excel 2000.

Here is a fun formula to write. Given a number in cell, I want you to find the sum of digits in it. So, for eg. if you have the number 3584398594 in a cell, the sum ...

Sum of the years' digits method of depreciation is one of the accelerated depreciation techniques which are based on the assumption that assets are generally more ...

What is the sum of all two-digit whole numbers in which one digit is 4/3 of the other digit?

What's the fastest and easiest to read implementation of calculating the sum of digits? I.e. Given the number: 17463 = 1 + 7 + 4 + 6 + 3 = 21

As each digit of four digit number (abcd) can take 4 options (1, 2, 3, 4) total there can be 4^4 numbers. Obviously each digit (a, b, c, and d) will take the value of ...

There are possible numbers (not , since the first digit must by nonzero). If you pick one at random, the expected value of the first digit is , and the expected value ...

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