# Determine 2757

The sum of all divisors of a certain odd number is 78. Determine the sum of all divisors of twice this unknown number. What is an unknown number?

### Correct answer:

#### You need to know the following knowledge to solve this word math problem:

## Related math problems and questions:

- Divisors

The sum of all divisors unknown odd number is 2112. Determine the sum of all divisors of a number that is twice unknown numbers. - A five-digit

A five-digit odd number has the sum of all digits (digits) five and contains two zeros. If we move each digit in the number one place to the left and move the first digit to the last place, we get a number 20,988 smaller. Find this unknown five-digit numb - Calculate 67294

Calculate the sum of all divisors of the number 70. - Amazing number

An amazing number is a name for such an even number, the decomposition product of prime numbers has exactly three, not necessarily different factors, and the sum of all its divisors is equal to twice that number. Find all the amazing numbers. - Difference 1628

If I add the ratio, the product, the difference, and the sum of the unknown number and the number 2, I get the number 72. What is this unknown number? - Divisibility

Determine all divisors of number 90. - Prime divisors

Find 2/3 of the sum's ratio and the product of all prime divisors of the number 120. - Apples

A 2 kg of apples costs a certain sum of money. This sum equals the number of kilograms for which we pay 72 CZK. How much is 1 kg of apples? - Smallest 69294

What number do you get when you add the number 1 to the sum of all prime numbers less than 30 and then divide by the smallest odd prime numbers? - Unknown number

If I reduced the sum of the numbers 70 and the unknown number three times, I would get 100. what is the unknown number? - Z9-I-4

Kate thought of a five-digit integer. She wrote the sum of this number and its half in the first line of the workbook. On the second line, write a total of this number, and its one fifth. She wrote a sum of this number and its one nines on the third row. - Consecutive 68154

Determine the group of numbers for which the following relations hold: a) The sum of the searched three consecutive even numbers equals 978. b) The sum of the searched four consecutive odd numbers equals 312. - Expressions

Let k represent an unknown number, express the following expressions: 1. The sum of the numbers n and two 2. The quotient of the numbers n and nine 3. Twice the number n 4. The difference between nine and the number n 5. Nine less than the number n - Divisors 7779

Two numbers are guessing. The second number is five times greater than the first number, and the square of the first number is equal to 3/5 of the second number, find the sum of the two numbers and all its divisors. - Probability 80856

The probability of occurrence of a certain phenomenon is the same in all trials and is equal to 0.7. Attempts are repeated until this phenomenon occurs. What is the probability that we will have to make a fifth trial? - Cuboid - edges

The sum of all edges cuboid is 8 meters. However, the width is twice shorter as the length, and the height is seven times longer than the width. Determine the dimensions of the cuboid. - Unknown 80643

If we add 17 to twice the unknown number, we get 67. What is the unknown number?