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What numbers that are less than a hundred have proper factors that are only odd numbers?
Numbers that are prime can't be multiples of 10. Multiples of 10 can't be odd.
What are the numbers less than 100 that also have 11 as a factors?
11,22,33,44,55,66,77,88,99
How can you determine if the least common multiple of 2 numbers is the product of the 2 numbers or less than the product of the 2 numbers?
If the GCF of a given pair of numbers is 1, the LCM will be equal to their product. If the GCF is greater than 1, the LCM will be less than their product. Or, stated another way, if the two numbers have no common prime factors, their LCM will be their product.
What are 3 numbers less than 50 that have exactly 2 factors?
4, 9, 25 and 49 They are squares of prime numbers.
What are the three greatest whole numbers numbers less than 150 that have an odd number of factors?
144, 121 and 100
Which numbers less than 100 have even proper factors?
All even numbers greater than 2 have even proper factors, since they all have 2 as a proper factor.
The sum of the proper factors of 4 is less than 4 List all the numbers through 50 for which the sum of its proper factors is one less than the number itself?
The numbers for which the sum of its proper factors is 1 less than the number is the powers of 2; less than 50 these are: 2, 4, 8, 16 & 32.
Which numbers less than 100 have odd proper factors?
Square numbers, like 36 and 64.
Is 9 prime?
No 9 is not prime. It's factors are 1,3,9. Proper factors: 1,3. Factors are numbers that are multiplied with other numbers to get a product. Proper factors are factors of a number except for itself. No 9 is not prime. It's factors are 1,3,9. Proper factors: 1,3. Factors are numbers that are multiplied with other numbers to get a product. Proper factors are factors of a number except for itself. Composite numbers are numbers with more than 2 factors and more than 1 proper factor. Prime is the opposite of composite.
Is the number 9 prime?
No 9 is not prime. It's factors are 1,3,9. Proper factors: 1,3. Factors are numbers that are multiplied with other numbers to get a product. Proper factors are factors of a number except for itself. Composite numbers are numbers with more than 2 factors and more than 1 proper factor. Prime is the opposite of composite.
What are two consecutive numbers less than 100 that have four proper factors?
44 and 45 75 and 76 98 and 99
Are mixed numbers less than proper fractions?
No.
What numbers would have less than two factors?
Prime numbers
What is special about numbers less than fifty that have less than three factors?
They all are prime numbers except 1
What number less than 19 has more than 4 factors?
There are a few numbers that are less than 19 and have more than 4 factors. The number 10 is less than 19 and has more than four factors.
What numbers are not composite?
The ones with less than three factors.
How can you determine whether the LCM of two numbers is the product of the numbers or is less than the product of the numbers explain?
If the two numbers have no common factors other than 1, the LCM will be their product. If there are other common factors, the LCM will be less.
