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What number below 160 has exactly 3 prime factors?
30, 42, 66, 78, 102, 105, 114, 138 all have exactly three distinct prime factors.
What are the factors of 30 using negative integers?
We don't generally consider the negative factors of positive numbers, but they are exactly the same digits as the positive factors, just with minus signs.
numbers with 2 3 5 as factors?
Of the numbers from 1 to 30, only 30 has all three of those numbers as factors.
What two numbers have a common factor of 30?
There are not common factors of 30 because there cannot be common factors without two or more numbers to compare. Common factors are factors that the numbers being compared have in common. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The prime factors of 30 are 2, 3, and 5.
What are the common factors of 30 and 300?
The common factors of 30 and 300 are the numbers that can divide both 30 and 300 without leaving a remainder. The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30. The factors of 300 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, and 300. Therefore, the common factors of 30 and 300 are 1, 2, 3, 5, 6, 10, 15, and 30.
What are the three numbers below 30 that have exactly 3 factors?
Numbers with three factors are squares of primes. So: 4, 9, 25
What are 2 numbers more than 50 and 30 exactly 2 factors?
Prime numbers have exactly two factors. 53 and 59 are prime numbers.
How many numbers are there less than thirty have exactly 6 factors?
Numbers with exactly 6 factors are perfect squares of prime numbers. The prime factorization of a number with exactly 6 factors is in the form ( p^2 ), where ( p ) is a prime number. There are 10 prime numbers less than 30: 2, 3, 5, 7, 11, 13, 17, 19, 23, and 29. So, there are 10 numbers less than 30 that have exactly 6 factors.
What two numbers between 30 and 50 have exactly two factors?
The prime numbers between 30 and 50 are 31, 37, 42, 43 and 47.
What are 3 numbers between 30 and 50 that have exactly 2 factors each?
31 37 47
What numbers have exactly 3 different prime factors?
There are an infinite number of them. 8 has three prime factors, 30 is the first with three distinct prime factors.
What number below 160 has exactly 3 prime factors?
30, 42, 66, 78, 102, 105, 114, 138 all have exactly three distinct prime factors.
What number has 5 factors exactly between 10 and 30?
The numbers between 10 and 30 that have exactly 5 factors are 16 and 25. The number 16 has factors 1, 2, 4, 8, and 16. The number 25 has factors 1, 5, 25, but since it is a perfect square, it also includes the repeated factor of 5. These are the only two numbers between 10 and 30 that have exactly 5 factors.
What numbers from 1 to 100 have exactly 3 different prime factors?
30, 42, 66, 70 and 78.
What are the factors of 30 that re not prime numbers?
The factors of 30 that are not prime numbers are 6, 10 and 30.
What are the factors of 30 using negative integers?
We don't generally consider the negative factors of positive numbers, but they are exactly the same digits as the positive factors, just with minus signs.
What 3 numbers between 30 and 50 have exactly two factors?
There are five of them: 31 37 41 43 47
