Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Free LCM Calculator determines the least common multiple (LCM) between 321449 and 321457 the smallest integer that is 103332031193 that is divisible by both numbers.
Least Common Multiple (LCM) of 321449 and 321457 is 103332031193.
LCM(321449,321457) = 103332031193
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 321449 and 321457. First we will calculate the prime factors of 321449 and 321457.
Prime Factorization of 321449
321449 | 321449 |
1 |
Prime factors of 321449 are 321449. Prime factorization of 321449 in exponential form is:
321449 = 3214491
Prime Factorization of 321457
521 | 321457 |
617 | 617 |
1 |
Prime factors of 321457 are 521,617. Prime factorization of 321457 in exponential form is:
321457 = 5211×6171
Now multiplying the highest exponent prime factors to calculate the LCM of 321449 and 321457.
LCM(321449,321457) = 5211×6171×3214491
LCM(321449,321457) = 103332031193
Factors of 321449
List of positive integer factors of 321449 that divides 321449 without a remainder.
1, 321449
Factors of 321457
List of positive integer factors of 321457 that divides 321457 without a remainder.
1, 521, 617, 321457
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 321449 and 321457, than apply into the LCM equation.
GCF(321449,321457) = 1
LCM(321449,321457) = ( 321449 × 321457) / 1
LCM(321449,321457) = 103332031193 / 1
LCM(321449,321457) = 103332031193
(i) The LCM of 321457 and 321449 is associative
LCM of 321449 and 321457 = LCM of 321457 and 321449
1. What is the LCM of 321449 and 321457?
Answer: LCM of 321449 and 321457 is 103332031193.
2. What are the Factors of 321449?
Answer: Factors of 321449 are 1, 321449. There are 2 integers that are factors of 321449. The greatest factor of 321449 is 321449.
3. What are the Factors of 321457?
Answer: Factors of 321457 are 1, 521, 617, 321457. There are 4 integers that are factors of 321457. The greatest factor of 321457 is 321457.
4. How to Find the LCM of 321449 and 321457?
Answer:
Least Common Multiple of 321449 and 321457 = 103332031193
Step 1: Find the prime factorization of 321449
321449 = 321449
Step 2: Find the prime factorization of 321457
321457 = 521 x 617
Step 3: Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:
LCM = 103332031193 = 521 x 617 x 321449
Step 4: Therefore, the least common multiple of 321449 and 321457 is 103332031193.