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 3129 the smallest integer that is 9778125 that is divisible by both numbers.
Least Common Multiple (LCM) of 3125 and 3129 is 9778125.
LCM(3125,3129) = 9778125
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 3129. First we will calculate the prime factors of 3125 and 3129.
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 3129
3 | 3129 |
7 | 1043 |
149 | 149 |
1 |
Prime factors of 3129 are 3, 7,149. Prime factorization of 3129 in exponential form is:
3129 = 31×71×1491
Now multiplying the highest exponent prime factors to calculate the LCM of 3125 and 3129.
LCM(3125,3129) = 31×55×71×1491
LCM(3125,3129) = 9778125
Factors of 3125
List of positive integer factors of 3125 that divides 3125 without a remainder.
1, 5, 25, 125, 625, 3125
Factors of 3129
List of positive integer factors of 3129 that divides 3129 without a remainder.
1, 3, 7, 21, 149, 447, 1043, 3129
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3125 and 3129, than apply into the LCM equation.
GCF(3125,3129) = 1
LCM(3125,3129) = ( 3125 × 3129) / 1
LCM(3125,3129) = 9778125 / 1
LCM(3125,3129) = 9778125
(i) The LCM of 3129 and 3125 is associative
LCM of 3125 and 3129 = LCM of 3129 and 3125
1. What is the LCM of 3125 and 3129?
Answer: LCM of 3125 and 3129 is 9778125.
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 3129?
Answer: Factors of 3129 are 1, 3, 7, 21, 149, 447, 1043, 3129. There are 8 integers that are factors of 3129. The greatest factor of 3129 is 3129.
4. How to Find the LCM of 3125 and 3129?
Answer:
Least Common Multiple of 3125 and 3129 = 9778125
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 3129
3129 = 3 x 7 x 149
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 9778125 = 3 x 5 x 5 x 5 x 5 x 5 x 7 x 149
Step 4: Therefore, the least common multiple of 3125 and 3129 is 9778125.