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Composite Number

1382

1382 is a even composite number that follows 1381 and precedes 1383. It is composed of 4 distinct factors: 1, 2, 691, 1382. Its prime factorization can be written as 2 × 691. 1382 is classified as a deficient number based on the sum of its proper divisors. In computer science, 1382 is represented as 10101100110 in binary and 566 in hexadecimal. Historically, it is written as MCCCLXXXII in Roman numerals.

Roman Numeral
MCCCLXXXII
LatinClassic
Binary
10101100110
Base 2
Hexadecimal
566
Base 16

Factor Analysis

4 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum14
Digital Root5
Sum of Factors2076
Aliquot Sum694
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2 × 691) reveals 2 prime building blocks.

Canonical form
2 × 691
2691
Divisibility Insights
  • Divisible by 2

    1382 ends in 2, so it is even.

  • Divisible by 3

    The digit sum 14 is not a multiple of 3.

  • Divisible by 4

    The last two digits 82 are not divisible by 4.

  • Divisible by 5

    1382 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 14 is not a multiple of 9.

  • Divisible by 10

    1382 does not end in 0.

  • Divisible by 11

    The alternating digit sum 4 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 1382 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 1382 breaks down

1382 carries 4 distinct factors and a digit signature of 14 (5 as the digital root). The deficient classification indicates that its proper divisors sum to 694, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 10101100110 supports bitwise reasoning, hexadecimal 566 aligns with computing notation, and the Roman numeral MCCCLXXXII keeps the encyclopedic tradition alive. These attributes make 1382 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 1382 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (13771387) to tune search ranges, and educators feature 1382 in worksheets about factor trees. Its binary footprint of length 11 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 1382 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 1382

Is 1382 a prime number?

1382 is composite with 4 total factors and the prime factorization 2 × 691.

What is the prime factorization of 1382?

It breaks down as 2 × 691, multiplying the primes 2 × 691.

How is 1382 represented in binary and hexadecimal?

1382 converts to 10101100110 in binary and 566 in hexadecimal, which are helpful for computer science applications.

Is 1382 a perfect square, cube, or triangular number?

1382 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 1382?

The digits sum to 14, producing a digital root of 5. These tests power divisibility shortcuts for 3 and 9.