N
NumberPedia
Menu

© 2025 NumberPedia

Composite Number

589

589 is a odd composite number that follows 588 and precedes 590. It is composed of 4 distinct factors: 1, 19, 31, 589. Its prime factorization can be written as 19 × 31. 589 is classified as a deficient number based on the sum of its proper divisors. In computer science, 589 is represented as 1001001101 in binary and 24D in hexadecimal. Historically, it is written as DLXXXIX in Roman numerals.

Roman Numeral
DLXXXIX
LatinClassic
Binary
1001001101
Base 2
Hexadecimal
24D
Base 16

Factor Analysis

4 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum22
Digital Root4
Sum of Factors640
Aliquot Sum51
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (19 × 31) reveals 2 prime building blocks.

Canonical form
19 × 31
1931
Divisibility Insights
  • Divisible by 2

    589 ends in 9, so it is odd.

  • Divisible by 3

    The digit sum 22 is not a multiple of 3.

  • Divisible by 4

    The last two digits 89 are not divisible by 4.

  • Divisible by 5

    589 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 22 is not a multiple of 9.

  • Divisible by 10

    589 does not end in 0.

  • Divisible by 11

    The alternating digit sum 6 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 589 within several notable number theory sequences:

Composite numbersDeficient numbers
Advertisement

Deep dive

How 589 breaks down

589 carries 4 distinct factors and a digit signature of 22 (4 as the digital root). The deficient classification indicates that its proper divisors sum to 51, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1001001101 supports bitwise reasoning, hexadecimal 24D aligns with computing notation, and the Roman numeral DLXXXIX keeps the encyclopedic tradition alive. These attributes make 589 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 589 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (584594) to tune search ranges, and educators feature 589 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 589 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 589

Is 589 a prime number?

589 is composite with 4 total factors and the prime factorization 19 × 31.

What is the prime factorization of 589?

It breaks down as 19 × 31, multiplying the primes 19 × 31.

How is 589 represented in binary and hexadecimal?

589 converts to 1001001101 in binary and 24D in hexadecimal, which are helpful for computer science applications.

Is 589 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 589?

The digits sum to 22, producing a digital root of 4. These tests power divisibility shortcuts for 3 and 9.