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Composite Number

2829

2829 is a odd composite number that follows 2828 and precedes 2830. It is composed of 8 distinct factors: 1, 3, 23, 41, 69, 123, 943, 2829. Its prime factorization can be written as 3 × 23 × 41. 2829 is classified as a deficient number based on the sum of its proper divisors. In computer science, 2829 is represented as 101100001101 in binary and B0D in hexadecimal. Historically, it is written as MMDCCCXXIX in Roman numerals.

Roman Numeral
MMDCCCXXIX
LatinClassic
Binary
101100001101
Base 2
Hexadecimal
B0D
Base 16

Factor Analysis

8 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum21
Digital Root3
Sum of Factors4032
Aliquot Sum1203
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3 × 23 × 41) reveals 3 prime building blocks.

Canonical form
3 × 23 × 41
32341
Divisibility Insights
  • Divisible by 2

    2829 ends in 9, so it is odd.

  • Divisible by 3

    The digit sum 21 is a multiple of 3.

  • Divisible by 4

    The last two digits 29 are not divisible by 4.

  • Divisible by 5

    2829 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 21 is not a multiple of 9.

  • Divisible by 10

    2829 does not end in 0.

  • Divisible by 11

    The alternating digit sum -13 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 2829 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 2829 breaks down

2829 carries 8 distinct factors and a digit signature of 21 (3 as the digital root). The deficient classification indicates that its proper divisors sum to 1203, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 101100001101 supports bitwise reasoning, hexadecimal B0D aligns with computing notation, and the Roman numeral MMDCCCXXIX keeps the encyclopedic tradition alive. These attributes make 2829 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 2829 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (28242834) to tune search ranges, and educators feature 2829 in worksheets about factor trees. Its binary footprint of length 12 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 2829 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 2829

Is 2829 a prime number?

2829 is composite with 8 total factors and the prime factorization 3 × 23 × 41.

What is the prime factorization of 2829?

It breaks down as 3 × 23 × 41, multiplying the primes 3 × 23 × 41.

How is 2829 represented in binary and hexadecimal?

2829 converts to 101100001101 in binary and B0D in hexadecimal, which are helpful for computer science applications.

Is 2829 a perfect square, cube, or triangular number?

2829 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 2829?

The digits sum to 21, producing a digital root of 3. These tests power divisibility shortcuts for 3 and 9.