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If a composite number has the first five prime numbers as factors what is the smallest number it could be?
Just multiply the first five prime numbers! 2x3x5x7x11 = 6x35x11 = 210x11 = 2310. Any multiple of this number "has the first five prime numbers as factors", but 2310 is the smallest such number.
How do you find numbers with 5 factors?
Multiply prime squares by themselves. 24, 34, 54 all have five factors.
2 prime numbers are the only prime numbers that end with 2 and 5?
Two and five!
What is the sum of the 5 smallest prime numbers?
The sum of the five smallest prime numbers is 18.
How can you tell without any calculations whether the number 5 is a prime or composite number?
1. First multiply all numbers up from 2. 2. See how many numbers product is 5. 3. If is more than two numbers that's product is five that's a composite number. 4. Is the number only has to products that is five its a prime number.
If a composite number has the first five prime numbers as factors what is the smallest number it could be?
Just multiply the first five prime numbers! 2x3x5x7x11 = 6x35x11 = 210x11 = 2310. Any multiple of this number "has the first five prime numbers as factors", but 2310 is the smallest such number.
How do you find numbers with 5 factors?
Multiply prime squares by themselves. 24, 34, 54 all have five factors.
What is the product of five numbers?
That means that you multiply all five numbers.
What two numbers multiply to get 5 but add for 7?
12
Calculate the sum of the first five prime numbers?
The first five prime numbers are 2, 3, 5, 7, 11. The sum of these five numbers is 28.
What is an easy way to generate numbers with an odd number of factors?
Start with the factors. Multiply combinations of three prime factors, then combinations of five, then seven, etc. All generated numbers will be guaranteed to have an odd number of prime factors.
Is 5 and 9 prime numbers?
Five is a prime.... Nine is not.
What are the 6 prime numbers of 32?
There are five prime numbers in the factorization of 32; all twos.
2 prime numbers are the only prime numbers that end with 2 and 5?
Two and five!
What is the sum of the 5 smallest prime numbers?
The sum of the five smallest prime numbers is 18.
Why numbers with a five in the ones place are not prime numbers?
All but the number five are multiples of 5.
What is the arithmetic mean of the sum of the first five prime numbers and the sum of the cubes of the first three prime numbers?
The sum of the first five prime numbers is 28. The sum of the cubes of the first three prime numbers is 160. The average of 28 and 160 is 94.
