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Prime or Composite
Lowest Common Multiple
Multiplication Facts
Factors
Miscellaneous
100
The lowest prime number.
What is two?
100
The lowest common multiple of 2 and 3.
What is six?
100
6 x 3
What is 18?
100
It's factors are 1 and 5.
What is five?
100
9 x 1
What is nine?
200
This number is neither prime nor composite.
What is one?
200
The lowest common multiple of 2 and 5.
What is ten?
200
5 x 6
What is 30?
200
It's factors are 1, 2, 3 and 6
What is six?
200
Multiples of this number include 6, 9 and 12.
What is three?
300
This is a composite number less than five.
What is four?
300
The lowest common multiple of 4 and 6.
What is twelve?
300
7 x 8
What is 56?
300
It's factors include 2, 3, 8 and 12.
What is 24?
300
This composite number is the number of days in a year.
What is 365?
400
This composite number is equal to the number of days in September.
What is thirty?
400
The lowest common multiple of 8 and 6
What is 24?
400
9 x 9
What is 81?
400
This number has only 1 factor.
What is one?
400
The total number of fingers and toes on your body has these factors.
What is 1, 2, 4, 5, 10, 20?
500
This prime number is also my birthdate.
What is seventeen?
500
The lowest common multiple of 20 and 50.
What is 100?
500
9 x 12
What is 108?
500
This month has the factors 1 and 11.
What is November?
500
This line of longitude is prime, but it's not a number.
What is the Prime Meridian.