Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 3125 and 3130 the smallest integer that is 1956250 that is divisible by both numbers.
Least Common Multiple (LCM) of 3125 and 3130 is 1956250.
LCM(3125,3130) = 1956250
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 3125 and 3130. First we will calculate the prime factors of 3125 and 3130.
Prime Factorization of 3125
5 | 3125 |
5 | 625 |
5 | 125 |
5 | 25 |
5 | 5 |
1 |
Prime factors of 3125 are 5. Prime factorization of 3125 in exponential form is:
3125 = 55
Prime Factorization of 3130
2 | 3130 |
5 | 1565 |
313 | 313 |
1 |
Prime factors of 3130 are 2, 5,313. Prime factorization of 3130 in exponential form is:
3130 = 21×51×3131
Now multiplying the highest exponent prime factors to calculate the LCM of 3125 and 3130.
LCM(3125,3130) = 21×55×3131
LCM(3125,3130) = 1956250
Factors of 3125
List of positive integer factors of 3125 that divides 3125 without a remainder.
1, 5, 25, 125, 625, 3125
Factors of 3130
List of positive integer factors of 3130 that divides 3130 without a remainder.
1, 2, 5, 10, 313, 626, 1565, 3130
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3125 and 3130, than apply into the LCM equation.
GCF(3125,3130) = 5
LCM(3125,3130) = ( 3125 × 3130) / 5
LCM(3125,3130) = 9781250 / 5
LCM(3125,3130) = 1956250
(i) The LCM of 3130 and 3125 is associative
LCM of 3125 and 3130 = LCM of 3130 and 3125
1. What is the LCM of 3125 and 3130?
Answer: LCM of 3125 and 3130 is 1956250.
2. What are the Factors of 3125?
Answer: Factors of 3125 are 1, 5, 25, 125, 625, 3125. There are 6 integers that are factors of 3125. The greatest factor of 3125 is 3125.
3. What are the Factors of 3130?
Answer: Factors of 3130 are 1, 2, 5, 10, 313, 626, 1565, 3130. There are 8 integers that are factors of 3130. The greatest factor of 3130 is 3130.
4. How to Find the LCM of 3125 and 3130?
Answer:
Least Common Multiple of 3125 and 3130 = 1956250
Step 1: Find the prime factorization of 3125
3125 = 5 x 5 x 5 x 5 x 5
Step 2: Find the prime factorization of 3130
3130 = 2 x 5 x 313
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 1956250 = 2 x 5 x 5 x 5 x 5 x 5 x 313
Step 4: Therefore, the least common multiple of 3125 and 3130 is 1956250.