PPT-Palindromic Numbers, Triangular Numbers, and Prime Numbers

Maria Murphy Central Florida Math Circle University of Central Florida Department of Mathematics What is a Palindrome A palindrome is a word or phrase that reads the same forwards and backwards . By Matt Anderson. 4/9/2011. Prime numbers are integers that are divisible by only 1 and themselves.. P. ={primes} = {2,3,5,7,11,…}. There are an infinite number of prime numbers.. Let . π. (x) be the prime counting function. . Jordi Cortadella. Department of Computer Science. Prime number. A . prime number. . is a natural number that has exactly two . distinct. divisors: 1 and itself.. . 1 is not prime. . . Prime and Composite Numbers. Prime Number. A prime number is any whole number that has only two factors, itself and 1. . Example:. 5. It only has two factors, 5 and 1. 5 x 1= 5. What are other examples of prime numbers?. History, theories and applications. By Kim . Wojtowicz. Definition of a Prime Number. A Prime number is a number that has exactly 2 Distinct factors: itself and 1. . Smallest prime number is 2, it is also the only even prime number.. Mr . Ewins. would like to welcome all his year 7 class to . Wellsway. .. He asks everyone to shake hands with everyone else in the classroom.. How many handshakes will there be altogether?. To do this, we need to start with . by Carol Edelstein. Definition. Product. – An answer to a multiplication problem.. . 7 x 8 = 56. Product. Definition. Factor. – a number that is multiplied by another to give a product.. . 7 x 8 = 56. Learning Goals. We will use our divisibility rules so that we can decompose numbers into prime factors.. We’ll know we understand when we can identify the prime factors that are used to form a number.. There is a rule for finding any prime (. eg. the . ). . There . is a way to find out how many primes are below any number (. eg. Number of primes below 1000). . There . is no end to the prime numbers. . What’s a Prime Number?. Lots of definitions out there. My Favorite (recursive): . “an integer greater than 1, that is not divisible by any smaller primes”. Note: The above is equivalent to (but feels less restrictive than) the more standard: . Terra Alta/East Preston . School. Eratosthenes. (ehr-uh-TAHS-thuh-neez). Eratosthenes was the librarian at. Alexandria, Egypt in 200 B.C. . Note every book was a scroll.. Eratosthenes. (ehr-uh-TAHS-thuh-neez). When Will I Ever Use Prime and Composite Numbers?. If you are baking cupcakes for a birthday party, you will be able to know if the amount you baked can be divided evenly between your friends. . Will you have leftovers? If it is a prime number, you know there will be leftovers!. Seth Futrell, Matthew Ritchie, . Dakota Perryman, Mark Thompson . (Tag’s Tots). Background History . Prime numbers have fascinated the human race for millennia with solutions to finding primes predating the times of euclid. Primes continue to amaze mathematicians and theoretical thinkers daily. Research of these fascinating numbers continues in present day with the continuing growth of the field of number theory and encryption protocols .. IN THE ERA OF THE 2030 AGENDA SHARING EVIDENCE AND STORIES FROM THE FIELDGLOBALPARTNERSHIPINITIATIVE ONEFFECTIVETRIANGULARCO-OPERATIONx0000x0000 x/MCIxD 0 x/MCIxD 0 x/MCIxD 1 x/MCIxD 1 x/MCIxD 2 Triangular numbers. Stay safe.   . Whether you are a scientist researching a new medicine or an engineer solving climate change, safety always comes first. An adult must always be around and supervising when doing this activity. You are responsible for:.