Table of Contents
What is the best first move in the Factor game?
29
The best first move, of course, is 29, because that is the greatest prime number on the scoreboard. If a player chooses 29 on her first move, then her opponent gets only 1 point, because 1 is the only remaining factor of 29.
What’s the Factor game?
Background Information. The Factor Game is a two-person game in which players find factors of numbers on a game board. To play, one person selects a number and colors it (as shown below in blue). The second person colors all the proper factors (as shown below in red) of the first person’s number.
What numbers can claim the number 100 to be a multiple?
The number 100 ends in two zeros and so do all its multiples. 200, 400, 900, 1200, 2000, 300000 are multiples of 100.
How do you win the game factor?
The game ends when there are no numbers with factors left to circle on the board. Each player adds all the numbers that they have circled. The person with the greater total wins the game.
What numbers make up 49?
We know the factors of 49 are 1, 7, and 49.
Is 20 a prime number Yes or no?
No, 20 is not a prime number. The number 20 is divisible by 1, 2, 4, 5, 10, 20. For a number to be classified as a prime number, it should have exactly two factors. Since 20 has more than two factors, i.e. 1, 2, 4, 5, 10, 20, it is not a prime number.
Is zero considered a multiple?
Zero is a multiple of every number so (among other things) it is an even number. When asked for the “smallest” multiple (for example, the least common multiple), the implication is that only positive multiples are meant.
What is the greatest factor of 49?
7
Factors of 49 are numbers that, when multiplied in pairs give the product as 49. It has a total of 3 factors of which 49 is the biggest factor and the positive factors of 49 are 1, 7, and 49. The sum of all factors of 49 is 57. Its Prime Factors are 1, 7, 49, and (1, 49) and (7, 7) are Pair Factors.
Is 49 a perfect square?
Informally: When you multiply an integer (a “whole” number, positive, negative or zero) times itself, the resulting product is called a square number, or a perfect square or simply “a square.” So, 0, 1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, and so on, are all square numbers.