Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 925 and 931 the smallest integer that is 861175 that is divisible by both numbers.
Least Common Multiple (LCM) of 925 and 931 is 861175.
LCM(925,931) = 861175
Least common multiple or lowest common denominator (LCD) can be calculated in three ways;
Least common multiple can be found by multiplying the highest exponent prime factors of 925 and 931. First we will calculate the prime factors of 925 and 931.
Prime Factorization of 925
5 | 925 |
5 | 185 |
37 | 37 |
1 |
Prime factors of 925 are 5,37. Prime factorization of 925 in exponential form is:
925 = 52×371
Prime Factorization of 931
7 | 931 |
7 | 133 |
19 | 19 |
1 |
Prime factors of 931 are 7,19. Prime factorization of 931 in exponential form is:
931 = 72×191
Now multiplying the highest exponent prime factors to calculate the LCM of 925 and 931.
LCM(925,931) = 52×72×191×371
LCM(925,931) = 861175
Factors of 925
List of positive integer factors of 925 that divides 925 without a remainder.
1, 5, 25, 37, 185, 925
Factors of 931
List of positive integer factors of 931 that divides 931 without a remainder.
1, 7, 19, 49, 133, 931
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 925 and 931, than apply into the LCM equation.
GCF(925,931) = 1
LCM(925,931) = ( 925 × 931) / 1
LCM(925,931) = 861175 / 1
LCM(925,931) = 861175
(i) The LCM of 931 and 925 is associative
LCM of 925 and 931 = LCM of 931 and 925
1. What is the LCM of 925 and 931?
Answer: LCM of 925 and 931 is 861175.
2. What are the Factors of 925?
Answer: Factors of 925 are 1, 5, 25, 37, 185, 925. There are 6 integers that are factors of 925. The greatest factor of 925 is 925.
3. What are the Factors of 931?
Answer: Factors of 931 are 1, 7, 19, 49, 133, 931. There are 6 integers that are factors of 931. The greatest factor of 931 is 931.
4. How to Find the LCM of 925 and 931?
Answer:
Least Common Multiple of 925 and 931 = 861175
Step 1: Find the prime factorization of 925
925 = 5 x 5 x 37
Step 2: Find the prime factorization of 931
931 = 7 x 7 x 19
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 861175 = 5 x 5 x 7 x 7 x 19 x 37
Step 4: Therefore, the least common multiple of 925 and 931 is 861175.