'Perfect number' presentation slideshows

Astronomy 1100 Introduction to Astrophysics

Astronomy 1100 Introduction to Astrophysics.

548 views • 47 slides

CMPT 120 Control Structures in Python

CMPT 120 Control Structures in Python. Summer 2012 Instructor: Hassan Khosravi. The If statement. The most common way to make decisions in Python is by using the if statement. The if statement allows you ask if some condition is true. If it is, the body of the if will be executed.

649 views • 44 slides

The Probabilistic Method in Computer Science

626 views • 41 slides

Math 409/409G History of Mathematics

453 views • 28 slides

Computability

417 views • 24 slides

Computability

366 views • 24 slides

My Special Number

461 views • 22 slides

Presidency of Poland in European Union

Presidency of Poland in European Union. What is presidency in European Union ?. Presidency in European Union is conduction in it. The leading country exercises this function for 6 months then new country is chosen. Presidency of poland in European Union.

328 views • 22 slides

647 views • 20 slides

My Special Number

290 views • 17 slides

Special Numbers

247 views • 16 slides

Activity 1-6: Perfect Numbers and Mersenne Numbers

www.carom-maths.co.uk. Activity 1-6: Perfect Numbers and Mersenne Numbers. Task: pick a number n between 1 and 30, and write down all of its factors. What is s(n)?. Define s(n) to be the sum of all the factors of n except for n itself.

306 views • 13 slides

Finding Roots

202 views • 12 slides

Some Programming Examples

Some Programming Examples. Complete number. In mathematics, a perfect number is defined as a positive integer which is the sum of its proper positive divisors, that is, the sum of the positive divisors excluding the number itself E.g., 6=1+2+3. Complete number. for j in range(2,1001):

197 views • 7 slides

My Favorite Number

277 views • 5 slides

Perfect Numbers (3/26)

Perfect Numbers (3/26). Definition. A number is called perfect if it is equal to the sum of its proper divisors. Examples: 6 and 28 are the first two (check!). Question. Are there infinitely many? Answer. Unknown.

201 views • 5 slides