Why 69 is not a prime number?
For 69 to be a prime number, it would have been required that 69 has only two divisors, i.e., itself and 1. However, 69 is a semiprime (also called biprime or 2-almost-prime), because it is the product of a two non-necessarily distinct prime numbers. Indeed, 69 = 3 x 23, where 3 and 23 are both prime numbers.
What is 69 a multiple of?
Multiples of 69: 69, 138, 207, 276, 345, 414, 483, 552, 621, 690 and so on.
What is the factors of 69?
Factors of 69
- Factors of 69: 1, 3, 23 and 69.
- Prime Factorization of 69: 69 = 3 × 23.
What is a multiple of 60?
The multiples of 60 are the extended times of 60, such as 60, 120, 180, 240, 300, 360, 420, 480, 540 and so on.
What is the multiple of 23?
Solution: The first 5 multiples of 23 are, 23, 46, 69, 92, and 115. Sum of first 5 multiples of 5 = 23 + 46 + 69 + 92 + 115 = 345.
What are the first 10 multiples of 23?
The first 10 multiples of 23 are: 0, 23, 46, 69, 92, 115, 138, 161, 184, 207.
What are the factors for 23?
The factors of 23 are 1 and 23. Since 23 is a prime number, therefore, it has only two factors. Factor pairs of the number 23 are the natural numbers but not a fraction or decimal number.
What is the least multiple of 90?
180
What is the LCM of 24 and 90?
360
What is the LCM of 90 and 144?
Answer: HCF of 90 and 144 is 18, LCM of 90 and 144 is 720.
What is the LCM for 24 and 36?
LCM of (24, 36) = 72 Was this answer helpful?
What is the LCM of 21 and 9?
63
What is the LCM for 15 and 30?
What is the Least Common Multiple of 15 and 30? Least common multiple (LCM) of 15 and 30 is 30.
What is the LCM of 15 and 20?
The Least common multiple (LCM) of 15 and 20 is 60. Was this answer helpful?
What is the LCM of 14 and 21?
42
What is the LCM of 7 14 and 21?
Least common multiple simply means the “smallest” number which is common in the multiplication tables of the given set of numbers. Hence , for 7,14,and 21 it will be 42 as it is the smallest number which is common in the tables of the given numbers .
What is the least common multiple of 9 17 and 51?
That means the LCM is 2x2x2x3x3=72 which is the product of the numbers themselves.
What is the least common multiple for 14 and 18?
Answer: LCM of 14 and 18: 126.
What is the LCM of 24 18?
72
What is the GCF of 14 and 18?
2