345
Composite
The LCM (Least Common Multiple) of 115 and 15 is 345. The prime factors of 115 are 5 and 23. The prime factors of 15 are 3 and 5. Multiply the smallest encountered number of same factors, 3, 5, and 23, to get 345.
Itself because 345/345 = 1
345 3 x 115 3 x 5 x 23 345 = 3 x 5 x 23
347
The prime factorization of 345 is 3 x 5 x 23 The exponential number of each prime factor is 1.
345 is a composite number because it has more than two factors
No. Any number ending in 5 is a multiple of 5.
345/\3115....../\....5 23
The prime factorization of 345 is: 5 x 7 x 7
Composite because since the last digit is a five, it can be divided by five.
345
3 x 5 x 23 = 345
3 x 5 x 23 = 345
Composite
As a product of its prime factors: 3*5*23 = 345