145 = 51 x 291
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175/5 = 35/5 = 7/7 = 1 5 x 5 x 7 = 175
290 is a composite number because it has factors other than 1 and itself. It is not a prime number.The eight factors of 290 are 1, 2, 5, 10, 29, 58, 145, and 290.The factor pairs of 290 are 1 x 290, 2 x 145, 5 x 58, and 10 x 29.The proper factors of 290 are 1, 2, 5, 10, 29, 58, and 145 or,if the definition you are using excludes 1, they are 2, 5, 10, 29, 58, and 145.The prime factors of 290 are 2, 5, and 29.The three distinct prime factors (listing each prime factor only once) of 290 are 2, 5, and 29.The prime factorization of 290 is 2 x 5 x 29.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.
1648 is a composite number because it has factors other than 1 and itself. It is not a prime number.To cover all the different types of "factors":The 10 factors of 1648 are 1, 2, 4, 8, 16, 103, 206, 412, 824, and 1648.The factor pairs of 1648 are 1 x 1648, 2 x 824, 4 x 412, 8 x 206, and 16 x 103.The proper factors of 1648 are 1, 2, 4, 8, 16, 103, 206, 412 and 824 or,if the definition you are using excludes 1, they are 2, 4, 8, 16, 103, 206, 412 and 824.The prime factors of 1648 are 2, 2, 2, 2, and 103.Note: There is repetition of these factors, so if the prime factors are being listed instead of the prime factorization, usually only the distinct prime factors are listed.The 2 distinct prime factors (listing each prime factor only once) of 1648 are 2 and 103.The prime factorization of 1648 is 2 x 2 x 2 x 2 x 103 or, in index form (in other words, using exponents), 24 x 103NOTE: 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.
1, 5, 29, 145
145 has these four factors: 1 5 29 145.