what is the lcm of 1045 and 1520
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Decompose all numbers into prime factors
(Refer to the attachment)
Prime factors of 1045 = 5 . 11 . 19
Prime factors of 1520 = 24 . 5 . 19
Common prime factors: 5 , 19
Common prime factors with the greatest exponent: 51, 191
Uncommon prime factors: 11 , 2
Uncommon prime factors with the greatest exponent: 111, 24
LCM = 51. 191. 111. 24 = 16720 prime factors with the greatest exponent of those numbers.
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1045-1104565
1520-290320
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