423405

423405 is a numerical value that holds significance in various contexts, particularly in the fields of mathematics and computing. In mathematics, 423405 is an integer that can be expressed as the product of its prime factors, which are 3, 5, 7, and 11. This integer is notable for its simplicity and the fact that it is the product of the first four prime numbers.

In computing, 423405 is often referenced in the context of the "Answer to the Ultimate Question of Life, The Universe, and Everything" in Douglas Adams' science fiction series "The Hitchhiker's Guide to the Galaxy." In this series, a supercomputer named Deep Thought is designed to calculate the ultimate answer to life, the universe, and everything, and it famously replies with the number 42. While 423405 is not the ultimate answer, it is a number that has been used in various programming challenges and puzzles as a test case or as a part of a larger numerical problem.

423405 is also a part of the Fibonacci sequence, a series of numbers where each number is the sum of the two preceding ones, often starting with 0 and 1. In the Fibonacci sequence, 423405 appears as the 27th number, following the sequence 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597, 2584, 4181, 6765, 10946, 17711, 28657, 46368, 75025, 423405.

Overall, 423405 is a number with multiple mathematical and computational applications, and its significance lies in its simplicity and the fact that it appears in various sequences and contexts.