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Composite Number

879

879 is a odd composite number that follows 878 and precedes 880. It is composed of 4 distinct factors: 1, 3, 293, 879. Its prime factorization can be written as 3 × 293. 879 is classified as a deficient number based on the sum of its proper divisors. In computer science, 879 is represented as 1101101111 in binary and 36F in hexadecimal. Historically, it is written as DCCCLXXIX in Roman numerals.

Roman Numeral
DCCCLXXIX
LatinClassic
Binary
1101101111
Base 2
Hexadecimal
36F
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum24
Digital Root6
Sum of Factors1176
Aliquot Sum297
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3 × 293) reveals 2 prime building blocks.

Canonical form
3 × 293
3293
Divisibility Insights
  • Divisible by 2

    879 ends in 9, so it is odd.

  • Divisible by 3

    The digit sum 24 is a multiple of 3.

  • Divisible by 4

    The last two digits 79 are not divisible by 4.

  • Divisible by 5

    879 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 24 is not a multiple of 9.

  • Divisible by 10

    879 does not end in 0.

  • Divisible by 11

    The alternating digit sum 10 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 879 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 879 breaks down

879 carries 4 distinct factors and a digit signature of 24 (6 as the digital root). The deficient classification indicates that its proper divisors sum to 297, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1101101111 supports bitwise reasoning, hexadecimal 36F aligns with computing notation, and the Roman numeral DCCCLXXIX keeps the encyclopedic tradition alive. These attributes make 879 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 879 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (874884) to tune search ranges, and educators feature 879 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 879 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 879

Is 879 a prime number?

879 is composite with 4 total factors and the prime factorization 3 × 293.

What is the prime factorization of 879?

It breaks down as 3 × 293, multiplying the primes 3 × 293.

How is 879 represented in binary and hexadecimal?

879 converts to 1101101111 in binary and 36F in hexadecimal, which are helpful for computer science applications.

Is 879 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 879?

The digits sum to 24, producing a digital root of 6. These tests power divisibility shortcuts for 3 and 9.