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Composite Number

3091

3091 is a odd composite number that follows 3090 and precedes 3092. It is composed of 4 distinct factors: 1, 11, 281, 3091. Its prime factorization can be written as 11 × 281. 3091 is classified as a deficient number based on the sum of its proper divisors. In computer science, 3091 is represented as 110000010011 in binary and C13 in hexadecimal. Historically, it is written as MMMXCI in Roman numerals.

Roman Numeral
MMMXCI
LatinClassic
Binary
110000010011
Base 2
Hexadecimal
C13
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum13
Digital Root4
Sum of Factors3384
Aliquot Sum293
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (11 × 281) reveals 2 prime building blocks.

Canonical form
11 × 281
11281
Divisibility Insights
  • Divisible by 2

    3091 ends in 1, so it is odd.

  • Divisible by 3

    The digit sum 13 is not a multiple of 3.

  • Divisible by 4

    The last two digits 91 are not divisible by 4.

  • Divisible by 5

    3091 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 13 is not a multiple of 9.

  • Divisible by 10

    3091 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 3091 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 3091 breaks down

3091 carries 4 distinct factors and a digit signature of 13 (4 as the digital root). The deficient classification indicates that its proper divisors sum to 293, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 110000010011 supports bitwise reasoning, hexadecimal C13 aligns with computing notation, and the Roman numeral MMMXCI keeps the encyclopedic tradition alive. These attributes make 3091 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 3091 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (30863096) to tune search ranges, and educators feature 3091 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 3091 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 3091

Is 3091 a prime number?

3091 is composite with 4 total factors and the prime factorization 11 × 281.

What is the prime factorization of 3091?

It breaks down as 11 × 281, multiplying the primes 11 × 281.

How is 3091 represented in binary and hexadecimal?

3091 converts to 110000010011 in binary and C13 in hexadecimal, which are helpful for computer science applications.

Is 3091 a perfect square, cube, or triangular number?

3091 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 3091?

The digits sum to 13, producing a digital root of 4. These tests power divisibility shortcuts for 3 and 9.