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A Prime number has no factors other than 1 and itself. Each multiple of fifteen includes 3, 5, and 15 among its factors.
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What number is prime and between 15 and 25 and has 57 as a multiple?
It is 19
Is 15 a prime number why or why not?
No... Every whole number that ends with a 5 includes 5 as a factor (is a multiple of 5).
Is 15 a prime number of 45?
15 is a factor of 45, but it is not a prime number.
Least common multiple of 15 25 and 30?
Prime factor each number. Use each prime factor the most it was used in any one number. 15=3x5 25=5x5 30=2x3x5 2x3x5x5=150
Is 2 and 15 prime or composite?
2 is a prime number and 15 is a composite number.
What number is prime and between 15 and 25 and has 57 as a multiple?
It is 19
What is a multiple of 5 that is not a even number square number prime number?
15 is one possible answer.
Is 15 a prime number why or why not?
No... Every whole number that ends with a 5 includes 5 as a factor (is a multiple of 5).
Is 2 to the 5th power 3 to the 7th power 7 to the 10th power and 13 to the 43 power a multiple of 15?
None of them are multiples of 15. The be a multiple of 15, a number must have both the prime factors 3 and 5. None of them have a prime factor of 5, thus none can be a multiple of 15.
Why is fifteen not a prime number?
Because fifteen is a compound number. That is it is a multiple of 5 & 3 .
Prime number x prime number 15?
3*5 = 15 in prime numbers
What is the least common multiple of 3033?
There is no LCM of a single number. LCM is the multiple of the highest power of prime factors in two or more numbers. Example: LCM of 9, 15, and 25 is 225, which is the multiple of the highest power of prime factors in 9, 15, and 25 (32 x 52).
Is 15 a prime number of 45?
15 is a factor of 45, but it is not a prime number.
Least common multiple of 15 25 and 30?
Prime factor each number. Use each prime factor the most it was used in any one number. 15=3x5 25=5x5 30=2x3x5 2x3x5x5=150
Is 2 and 15 prime or composite?
2 is a prime number and 15 is a composite number.
The number 3 and 5 are prime what of the the number 15?
3 and 5 are Prime Factors of 15 (3x5=15).
Are numbers 15 and 17 a prime number?
Number 17 is but 15 isn't as 5x3 isn't a prime number
