N
NumberPedia
Menu

© 2025 NumberPedia

Composite Number

2827

2827 is a odd composite number that follows 2826 and precedes 2828. It is composed of 4 distinct factors: 1, 11, 257, 2827. Its prime factorization can be written as 11 × 257. 2827 is classified as a deficient number based on the sum of its proper divisors. In computer science, 2827 is represented as 101100001011 in binary and B0B in hexadecimal. Historically, it is written as MMDCCCXXVII in Roman numerals.

Roman Numeral
MMDCCCXXVII
LatinClassic
Binary
101100001011
Base 2
Hexadecimal
B0B
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum19
Digital Root1
Sum of Factors3096
Aliquot Sum269
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (11 × 257) reveals 2 prime building blocks.

Canonical form
11 × 257
11257
Divisibility Insights
  • Divisible by 2

    2827 ends in 7, so it is odd.

  • Divisible by 3

    The digit sum 19 is not a multiple of 3.

  • Divisible by 4

    The last two digits 27 are not divisible by 4.

  • Divisible by 5

    2827 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

    2827 does not end in 0.

  • Divisible by 11

    The alternating digit sum -11 is a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 2827 within several notable number theory sequences:

Composite numbersDeficient numbers
Advertisement

Deep dive

How 2827 breaks down

2827 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 269, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 101100001011 supports bitwise reasoning, hexadecimal B0B aligns with computing notation, and the Roman numeral MMDCCCXXVII keeps the encyclopedic tradition alive. These attributes make 2827 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 2827 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (28222832) to tune search ranges, and educators feature 2827 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 2827 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 2827

Is 2827 a prime number?

2827 is composite with 4 total factors and the prime factorization 11 × 257.

What is the prime factorization of 2827?

It breaks down as 11 × 257, multiplying the primes 11 × 257.

How is 2827 represented in binary and hexadecimal?

2827 converts to 101100001011 in binary and B0B in hexadecimal, which are helpful for computer science applications.

Is 2827 a perfect square, cube, or triangular number?

2827 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 2827?

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