# My Number is 20

## I choose 20 because:

I was born on the 20th of December.

## Some mathematical facts about my number are:

4x5=20, 20/10= 2, 20 has six factors, 20 has 3 factor pairs

## Some personal connections to 20 I have are:

I was born on the 20th of December.

I have 20 pair of shorts.

I have 20 pairs of shoes.

## Factor Game

My number is not a good first move in the factor game because my opponent would get 22 points.

## Product Game

20 would be on the product game board.

20 is a good first move for the product game because 20 is in the middle of the board so you could go in many different directions.

4x(2+3)=20

(8-3)x2^2=20

## Other Information about 20

Factors of 20 are: 1,2,4,5,10,20

Factor pairs of 20 are: 1x20, 2x10, 4x5

Divisors of 20 are: 1,2,4,5,10,20

The first five multiples of 20 are: 20, 40, 60, 80,100

20 is COMPOSITE because it has more then two factors.

20 is even because it ends in a zero.

## Prime Factorization of my Number:

Expanded Form: 2x2x5

Exponential Form:2^2x5