Types of Numbers
This set of numbers includes all whole numbers and their negative opposites, but no fractions or decimals.
What are integers
In scientific notation, the first number (the coefficient) must be greater than or equal to 1, but strictly less than this number.
What is 10?
This integer is a factor of every single whole number.
What is 1?
This is the only even prime number.
What is 2?
This specific number is neither positive nor negative.
What is 0?
Written in standard form, this is the value of 3.5 x 103
What is 3,500?
What is the GCF of 12 and 18?
What is 6?
This is the total number of prime numbers between 1 and 10.
What is 4? (2,3,5,7)
Any number that can be written as a fraction of two integers is classified as this type of number.
What is a rational number?
$300: When writing a very small decimal like 0.00045 in scientific notation, the exponent will have this type of sign.
What is a negative?
This number is the GCF of 14 and 42.
What is 14?
This term describes numbers greater than 1 that have more than two factors, making them the opposite of prime numbers.
What are composite numbers?
Pi and the square root of 2 belong to this category because they cannot be written as simple fractions.
What are irrational numbers?
This is the standard decimal number representation of 7.2 x 102 .
What is 0.072?
This number is is the GCF of 36 and 54.
What is 18?
This is the smallest 2 digit prime number.
What is 11?
This term refers to the set of counting numbers starting at 1 and going up to infinity, excluding zero and negatives.
What are natural numbers?
Expressed in proper scientific notation, this is how you write the number 45,000,000.
What is 4.5 x 107?
This is the total number of factors that 24 has.
What is 8? (1,2,3,4,6,8,12,24)
This is the first 10 prime numbers.