Problem 55275. List the semiprimes

• Created by ChrisR
• Appears in Prime Numbers III

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A semiprime number—or a 2-almost prime—is the product of two prime numbers. The numbers and are semiprimes, but and are not. The semiprimes appear in three of Ramon Villamangca’s “Easy Sequences”: Cody Problems 52859, 52990, and 53740.

Write a function to list the semiprime numbers less than or equal to the input number.

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Solution Stats

35.56% Correct | 64.44% Incorrect

• 45 Solutions
• 13 Solvers

Last Solution submitted on Dec 18, 2024

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