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Composite Number

982

982 is a even composite number that follows 981 and precedes 983. It is composed of 4 distinct factors: 1, 2, 491, 982. Its prime factorization can be written as 2 × 491. 982 is classified as a deficient number based on the sum of its proper divisors. In computer science, 982 is represented as 1111010110 in binary and 3D6 in hexadecimal. Historically, it is written as CMLXXXII in Roman numerals.

Roman Numeral
CMLXXXII
LatinClassic
Binary
1111010110
Base 2
Hexadecimal
3D6
Base 16

Factor Analysis

4 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum19
Digital Root1
Sum of Factors1476
Aliquot Sum494
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2 × 491) reveals 2 prime building blocks.

Canonical form
2 × 491
2491
Divisibility Insights
  • Divisible by 2

    982 ends in 2, so it is even.

  • Divisible by 3

    The digit sum 19 is not a multiple of 3.

  • Divisible by 4

    The last two digits 82 are not divisible by 4.

  • Divisible by 5

    982 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 19 is not a multiple of 9.

  • Divisible by 10

    982 does not end in 0.

  • Divisible by 11

    The alternating digit sum 3 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 982 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 982 breaks down

982 carries 4 distinct factors and a digit signature of 19 (1 as the digital root). The deficient classification indicates that its proper divisors sum to 494, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1111010110 supports bitwise reasoning, hexadecimal 3D6 aligns with computing notation, and the Roman numeral CMLXXXII keeps the encyclopedic tradition alive. These attributes make 982 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 982 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (977987) to tune search ranges, and educators feature 982 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 982 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 982

Is 982 a prime number?

982 is composite with 4 total factors and the prime factorization 2 × 491.

What is the prime factorization of 982?

It breaks down as 2 × 491, multiplying the primes 2 × 491.

How is 982 represented in binary and hexadecimal?

982 converts to 1111010110 in binary and 3D6 in hexadecimal, which are helpful for computer science applications.

Is 982 a perfect square, cube, or triangular number?

982 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 982?

The digits sum to 19, producing a digital root of 1. These tests power divisibility shortcuts for 3 and 9.