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What are the factors of this rectangular number?
A rectangular number is a number which is the product of two consecutive integers.
Where are the integers on a number line?
If you have drawn a number line counting in whole numbers, the integers are those whole number points. Any decimal numbers in between are not integers.
Is a rational number a subset of the set of integers?
not necessarily... An integer is a rational number, but so is any real number between consecutive integers.
What is the smallest number with exactly four factors?
Among positive integers, 6
What is the difference between fractions and percentages?
Fractions are integers divided by integers. Percentages are the number of hundredths.
How many positive integers have exactly three digits?
Every number from 100 to 999 inclusive !
What is the first number to have the factors 1-6 inclusive?
60
How many positive integers less than 2010 have an odd number of factors?
There are 44 positive integers less than 2,010 that have an odd number of factors.
How many square numbers between 100 and 1000?
Infinitely many, since every positive number is a square of some other number. However, there are 21 perfect squares (SQUARES OF INTEGERS). From 112 to 312, inclusive.
What are the factors of this rectangular number?
A rectangular number is a number which is the product of two consecutive integers.
When a product of integers has an even number of negative factors?
It will be even.
What are some negative integers between a positive one on the number line?
There are no negative integers between positive ones on the number line.
What is the sum of numbers 1 to 99?
The sum of the integers 1 to 99 is 4950. An easy way to figure this out is using the equation N*(N+1)/2 where N is the largest number in the set.
What is the sum of 1 - 90?
-89
Is every number a composite number?
No, only the integers with more than two factors.
What are all the factors of the Numbers's?
The factors of a number comprises all positive integers which go into it evenly.
How many integers between 0 and 20?
There are 21 integers between 0 and 20, inclusive. This is because when counting the integers between two numbers, you need to include both endpoints in the count. So, in this case, you would include 0 and 20 in the count, resulting in a total of 21 integers.
