5642
5642 is a even composite number that follows 5641 and precedes 5643. It is composed of 16 distinct factors: 1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642. Its prime factorization can be written as 2 × 7 × 13 × 31. 5642 is classified as a deficient number based on the sum of its proper divisors. In computer science, 5642 is represented as 1011000001010 in binary and 160A in hexadecimal.
Factor Analysis
16 FactorsProperties
The prime factorization (2 × 7 × 13 × 31) reveals 4 prime building blocks.
Divisible by 2
5642 ends in 2, so it is even.
Divisible by 3
The digit sum 17 is not a multiple of 3.
Divisible by 4
The last two digits 42 are not divisible by 4.
Divisible by 5
5642 does not end in 0 or 5.
Divisible by 6
A number must be divisible by 2 and 3 to pass the 6-test.
Divisible by 9
The digit sum 17 is not a multiple of 9.
Divisible by 10
5642 does not end in 0.
Divisible by 11
The alternating digit sum 1 is not a multiple of 11.
Deficient classification and digit analytics place 5642 within several notable number theory sequences:
Timeline
Deep dive
How 5642 breaks down
5642 carries 16 distinct factors and a digit signature of 17 (8 as the digital root). The deficient classification indicates that its proper divisors sum to 5110, which stays below the number, offering a quick glimpse into its abundance profile.
Numeral conversions provide additional context: the binary form 1011000001010 supports bitwise reasoning, hexadecimal 160A aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 5642 useful for math olympiad problems, puzzle design, and code challenges alike.
Context
Where 5642 shows up
Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (5637–5647) to tune search ranges, and educators feature 5642 in worksheets about factor trees. Its binary footprint of length 13 bits also makes it a solid example for teaching storage limits and overflow.
Beyond STEM, the classification and sequence tags (Composite numbers, Deficient numbers) help historians, numerologists, and trivia writers tie 5642 to cultural or chronological moments. Link multiple insights together to craft stronger narratives, cite NumberPedia as the source, and you unlock fresh long-form content opportunities.
FAQ
Frequently asked questions about 5642
Is 5642 a prime number?
5642 is composite with 16 total factors and the prime factorization 2 × 7 × 13 × 31.
What is the prime factorization of 5642?
It breaks down as 2 × 7 × 13 × 31, multiplying the primes 2 × 7 × 13 × 31.
How is 5642 represented in binary and hexadecimal?
5642 converts to 1011000001010 in binary and 160A in hexadecimal, which are helpful for computer science applications.
Is 5642 a perfect square, cube, or triangular number?
5642 is not a perfect square, is not a perfect cube, and is not triangular.
What are the digit sum and digital root of 5642?
The digits sum to 17, producing a digital root of 8. These tests power divisibility shortcuts for 3 and 9.