682
682 is a even composite number that follows 681 and precedes 683. It is composed of 8 distinct factors: 1, 2, 11, 22, 31, 62, 341, 682. Its prime factorization can be written as 2 × 11 × 31. 682 is classified as a deficient number based on the sum of its proper divisors. In computer science, 682 is represented as 1010101010 in binary and 2AA in hexadecimal. Historically, it is written as DCLXXXII in Roman numerals.
Factor Analysis
8 FactorsProperties
The prime factorization (2 × 11 × 31) reveals 3 prime building blocks.
Divisible by 2
682 ends in 2, so it is even.
Divisible by 3
The digit sum 16 is not a multiple of 3.
Divisible by 4
The last two digits 82 are not divisible by 4.
Divisible by 5
682 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 16 is not a multiple of 9.
Divisible by 10
682 does not end in 0.
Divisible by 11
The alternating digit sum 0 is a multiple of 11.
Deficient classification and digit analytics place 682 within several notable number theory sequences:
Timeline
Deep dive
How 682 breaks down
682 carries 8 distinct factors and a digit signature of 16 (7 as the digital root). The deficient classification indicates that its proper divisors sum to 470, which stays below the number, offering a quick glimpse into its abundance profile.
Numeral conversions provide additional context: the binary form 1010101010 supports bitwise reasoning, hexadecimal 2AA aligns with computing notation, and the Roman numeral DCLXXXII keeps the encyclopedic tradition alive. These attributes make 682 useful for math olympiad problems, puzzle design, and code challenges alike.
Context
Where 682 shows up
Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (677–687) to tune search ranges, and educators feature 682 in worksheets about factor trees. Its binary footprint of length 10 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 682 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 682
Is 682 a prime number?
682 is composite with 8 total factors and the prime factorization 2 × 11 × 31.
What is the prime factorization of 682?
It breaks down as 2 × 11 × 31, multiplying the primes 2 × 11 × 31.
How is 682 represented in binary and hexadecimal?
682 converts to 1010101010 in binary and 2AA in hexadecimal, which are helpful for computer science applications.
Is 682 a perfect square, cube, or triangular number?
682 is not a perfect square, is not a perfect cube, and is not triangular.
What are the digit sum and digital root of 682?
The digits sum to 16, producing a digital root of 7. These tests power divisibility shortcuts for 3 and 9.