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Composite Number

1598

1598 is a even composite number that follows 1597 and precedes 1599. It is composed of 8 distinct factors: 1, 2, 17, 34, 47, 94, 799, 1598. Its prime factorization can be written as 2 × 17 × 47. 1598 is classified as a deficient number based on the sum of its proper divisors. In computer science, 1598 is represented as 11000111110 in binary and 63E in hexadecimal. Historically, it is written as MDXCVIII in Roman numerals.

Roman Numeral
MDXCVIII
LatinClassic
Binary
11000111110
Base 2
Hexadecimal
63E
Base 16

Factor Analysis

8 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum23
Digital Root5
Sum of Factors2592
Aliquot Sum994
ClassificationDeficient
Prime Factors3
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2 × 17 × 47) reveals 3 prime building blocks.

Canonical form
2 × 17 × 47
21747
Divisibility Insights
  • Divisible by 2

    1598 ends in 8, so it is even.

  • Divisible by 3

    The digit sum 23 is not a multiple of 3.

  • Divisible by 4

    The last two digits 98 are not divisible by 4.

  • Divisible by 5

    1598 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 23 is not a multiple of 9.

  • Divisible by 10

    1598 does not end in 0.

  • Divisible by 11

    The alternating digit sum -3 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 1598 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 1598 breaks down

1598 carries 8 distinct factors and a digit signature of 23 (5 as the digital root). The deficient classification indicates that its proper divisors sum to 994, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 11000111110 supports bitwise reasoning, hexadecimal 63E aligns with computing notation, and the Roman numeral MDXCVIII keeps the encyclopedic tradition alive. These attributes make 1598 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 1598 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (15931603) to tune search ranges, and educators feature 1598 in worksheets about factor trees. Its binary footprint of length 11 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 1598 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 1598

Is 1598 a prime number?

1598 is composite with 8 total factors and the prime factorization 2 × 17 × 47.

What is the prime factorization of 1598?

It breaks down as 2 × 17 × 47, multiplying the primes 2 × 17 × 47.

How is 1598 represented in binary and hexadecimal?

1598 converts to 11000111110 in binary and 63E in hexadecimal, which are helpful for computer science applications.

Is 1598 a perfect square, cube, or triangular number?

1598 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 1598?

The digits sum to 23, producing a digital root of 5. These tests power divisibility shortcuts for 3 and 9.