LCM for 81 and 297
"Least Common Multiple" Calculator
What's the Least Common Multiple (LCM) of 81 and 297?
(Eight hundred ninety-one)
Finding LCM for 81 and 297 using GCF's of these numbers
The first method to find LCM for numbers 81 and 297 is to find Greatest Common Factor (GCF) of these numbers. Here's the formula:
LCM = (Number1 × Number2) ÷ GCF
GCF of numbers 81 and 297 is 27, so
LCM = (81 × 297) ÷ 27
LCM = 24057 ÷ 27
LCM = 891
Finding LCM for 81 and 297 by Listing Multiples
The second method to find LCM for numbers 81 and 297 is to list out the common multiples for both nubmers and pick the first which matching:
Multiples of 81: 81, 162, 243, 324, 405, 486, 567, 648, 729, 810, 891, 972, 1053
Multiples of 297: 297, 594, 891, 1188, 1485
So the LCM for 81 and 297 is 891
Finding LCM for 81 and 297 by Prime Factorization
Another method to find LCM for numbers 81 and 297 is to list all Prime Factors for both numbers and multiply the highest exponent prime factors:
All Prime Factors of 81: 3, 3, 3, 3 (exponent form: 34)
All Prime Factors of 297: 3, 3, 3, 11 (exponent form: 33, 111)
34 × 111 = 891
See Also
- Greatest Common Factor - Find the Greatest Common Factor (GCF) of two numbers
About "Least Common Multiple" Calculator
Least Common Multiple (LCM) also known as the Lowest Common Multiple or Smallest Common Multiple of 2 numbers - it is the smallest positive integer that is divisible by both numbers
"Least Common Multiple" Calculator
LCM Table
Number 1 | Number 2 | LCM |
---|---|---|
66 | 297 | 594 |
67 | 297 | 19899 |
68 | 297 | 20196 |
69 | 297 | 6831 |
70 | 297 | 20790 |
71 | 297 | 21087 |
72 | 297 | 2376 |
73 | 297 | 21681 |
74 | 297 | 21978 |
75 | 297 | 7425 |
76 | 297 | 22572 |
77 | 297 | 2079 |
78 | 297 | 7722 |
79 | 297 | 23463 |
80 | 297 | 23760 |
81 | 297 | 891 |
82 | 297 | 24354 |
83 | 297 | 24651 |
84 | 297 | 8316 |
85 | 297 | 25245 |
86 | 297 | 25542 |
87 | 297 | 8613 |
88 | 297 | 2376 |
89 | 297 | 26433 |
90 | 297 | 2970 |
91 | 297 | 27027 |
92 | 297 | 27324 |
93 | 297 | 9207 |
94 | 297 | 27918 |
95 | 297 | 28215 |
FAQ
What's the Least Common Multiple (LCM) of 81 and 297?
See Also
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- Наименьшее общее кратное 81 и 297