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Composite Number

898

898 is a even composite number that follows 897 and precedes 899. It is composed of 4 distinct factors: 1, 2, 449, 898. Its prime factorization can be written as 2 × 449. 898 is classified as a deficient number based on the sum of its proper divisors. In computer science, 898 is represented as 1110000010 in binary and 382 in hexadecimal. Historically, it is written as DCCCXCVIII in Roman numerals.

Roman Numeral
DCCCXCVIII
LatinClassic
Binary
1110000010
Base 2
Hexadecimal
382
Base 16

Factor Analysis

4 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum25
Digital Root7
Sum of Factors1350
Aliquot Sum452
ClassificationDeficient
Prime Factors2
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (2 × 449) reveals 2 prime building blocks.

Canonical form
2 × 449
2449
Divisibility Insights
  • Divisible by 2

    898 ends in 8, so it is even.

  • Divisible by 3

    The digit sum 25 is not a multiple of 3.

  • Divisible by 4

    The last two digits 98 are not divisible by 4.

  • Divisible by 5

    898 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 25 is not a multiple of 9.

  • Divisible by 10

    898 does not end in 0.

  • Divisible by 11

    The alternating digit sum 7 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 898 within several notable number theory sequences:

Composite numbersDeficient numbers
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Deep dive

How 898 breaks down

898 carries 4 distinct factors and a digit signature of 25 (7 as the digital root). The deficient classification indicates that its proper divisors sum to 452, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1110000010 supports bitwise reasoning, hexadecimal 382 aligns with computing notation, and the Roman numeral DCCCXCVIII keeps the encyclopedic tradition alive. These attributes make 898 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 898 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (893903) to tune search ranges, and educators feature 898 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 898 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 898

Is 898 a prime number?

898 is composite with 4 total factors and the prime factorization 2 × 449.

What is the prime factorization of 898?

It breaks down as 2 × 449, multiplying the primes 2 × 449.

How is 898 represented in binary and hexadecimal?

898 converts to 1110000010 in binary and 382 in hexadecimal, which are helpful for computer science applications.

Is 898 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 898?

The digits sum to 25, producing a digital root of 7. These tests power divisibility shortcuts for 3 and 9.