Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 2401 and 2407 the smallest integer that is 5779207 that is divisible by both numbers.
Least Common Multiple (LCM) of 2401 and 2407 is 5779207.
LCM(2401,2407) = 5779207
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 2401 and 2407. First we will calculate the prime factors of 2401 and 2407.
Prime Factorization of 2401
7 | 2401 |
7 | 343 |
7 | 49 |
7 | 7 |
1 |
Prime factors of 2401 are 7. Prime factorization of 2401 in exponential form is:
2401 = 74
Prime Factorization of 2407
29 | 2407 |
83 | 83 |
1 |
Prime factors of 2407 are 29,83. Prime factorization of 2407 in exponential form is:
2407 = 291×831
Now multiplying the highest exponent prime factors to calculate the LCM of 2401 and 2407.
LCM(2401,2407) = 74×291×831
LCM(2401,2407) = 5779207
Factors of 2401
List of positive integer factors of 2401 that divides 2401 without a remainder.
1, 7, 49, 343, 2401
Factors of 2407
List of positive integer factors of 2407 that divides 2407 without a remainder.
1, 29, 83, 2407
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2401 and 2407, than apply into the LCM equation.
GCF(2401,2407) = 1
LCM(2401,2407) = ( 2401 × 2407) / 1
LCM(2401,2407) = 5779207 / 1
LCM(2401,2407) = 5779207
(i) The LCM of 2407 and 2401 is associative
LCM of 2401 and 2407 = LCM of 2407 and 2401
1. What is the LCM of 2401 and 2407?
Answer: LCM of 2401 and 2407 is 5779207.
2. What are the Factors of 2401?
Answer: Factors of 2401 are 1, 7, 49, 343, 2401. There are 5 integers that are factors of 2401. The greatest factor of 2401 is 2401.
3. What are the Factors of 2407?
Answer: Factors of 2407 are 1, 29, 83, 2407. There are 4 integers that are factors of 2407. The greatest factor of 2407 is 2407.
4. How to Find the LCM of 2401 and 2407?
Answer:
Least Common Multiple of 2401 and 2407 = 5779207
Step 1: Find the prime factorization of 2401
2401 = 7 x 7 x 7 x 7
Step 2: Find the prime factorization of 2407
2407 = 29 x 83
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 5779207 = 7 x 7 x 7 x 7 x 29 x 83
Step 4: Therefore, the least common multiple of 2401 and 2407 is 5779207.