Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 7802 and 7807 the smallest integer that is 60910214 that is divisible by both numbers.
Least Common Multiple (LCM) of 7802 and 7807 is 60910214.
LCM(7802,7807) = 60910214
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 7802 and 7807. First we will calculate the prime factors of 7802 and 7807.
Prime Factorization of 7802
2 | 7802 |
47 | 3901 |
83 | 83 |
1 |
Prime factors of 7802 are 2, 47,83. Prime factorization of 7802 in exponential form is:
7802 = 21×471×831
Prime Factorization of 7807
37 | 7807 |
211 | 211 |
1 |
Prime factors of 7807 are 37,211. Prime factorization of 7807 in exponential form is:
7807 = 371×2111
Now multiplying the highest exponent prime factors to calculate the LCM of 7802 and 7807.
LCM(7802,7807) = 21×371×471×831×2111
LCM(7802,7807) = 60910214
Factors of 7802
List of positive integer factors of 7802 that divides 7802 without a remainder.
1, 2, 47, 83, 94, 166, 3901, 7802
Factors of 7807
List of positive integer factors of 7807 that divides 7807 without a remainder.
1, 37, 211, 7807
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 7802 and 7807, than apply into the LCM equation.
GCF(7802,7807) = 1
LCM(7802,7807) = ( 7802 × 7807) / 1
LCM(7802,7807) = 60910214 / 1
LCM(7802,7807) = 60910214
(i) The LCM of 7807 and 7802 is associative
LCM of 7802 and 7807 = LCM of 7807 and 7802
1. What is the LCM of 7802 and 7807?
Answer: LCM of 7802 and 7807 is 60910214.
2. What are the Factors of 7802?
Answer: Factors of 7802 are 1, 2, 47, 83, 94, 166, 3901, 7802. There are 8 integers that are factors of 7802. The greatest factor of 7802 is 7802.
3. What are the Factors of 7807?
Answer: Factors of 7807 are 1, 37, 211, 7807. There are 4 integers that are factors of 7807. The greatest factor of 7807 is 7807.
4. How to Find the LCM of 7802 and 7807?
Answer:
Least Common Multiple of 7802 and 7807 = 60910214
Step 1: Find the prime factorization of 7802
7802 = 2 x 47 x 83
Step 2: Find the prime factorization of 7807
7807 = 37 x 211
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 60910214 = 2 x 37 x 47 x 83 x 211
Step 4: Therefore, the least common multiple of 7802 and 7807 is 60910214.