64 is the least number having exactly 7 factors: 1, 2, 4, 8, 16, 32, and 64.
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There are an infinite number of integers with "only 7 factors". Any number which is the product of exactly 7 prime numbers.
64
The least common multiple is the least factor that can be common in every number. In algebra , L.C.M of 19, 7 and 4 is 19 *7* 4 =532. 532 is the least common multiple of 19 7 and 4.
You multiply the factors together. if the factors are 6 and 7 or 2,3 and 7, then the number is 6x7=2x3x7=42
119 is a composite number; it has factors other than 1 and itself.The four factors of 119 are 1, 7, 17, and 119.The factor pairs of 119 are 1 x 119 and 7 x 17.The proper factors of 119 are 1, 7, and 17 or,if the definition you are using excludes 1, they are 7 and 17.The prime factors of 119 are 7 and 17.The 2 distinct prime factors (listing each prime factor only once) of 119 are 7 and 17.The prime factorization of 119 is 7 x 17.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple of a single number because "common" refers to factors or multiples that two or more numbers have in common.