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Composite Number

2148

2148 is a even composite number that follows 2147 and precedes 2149. It is composed of 12 distinct factors: 1, 2, 3, 4, 6, 12, 179, 358, 537, 716, 1074, 2148. Its prime factorization can be written as 2^2 × 3 × 179. 2148 is classified as a abundant number based on the sum of its proper divisors. In computer science, 2148 is represented as 100001100100 in binary and 864 in hexadecimal. Historically, it is written as MMCXLVIII in Roman numerals.

Roman Numeral
MMCXLVIII
LatinClassic
Binary
100001100100
Base 2
Hexadecimal
864
Base 16

Factor Analysis

12 Factors

Properties

ParityEven
Perfect SquareNo
Perfect CubeNo
Digit Count4
Digit Sum15
Digital Root6
Sum of Factors5040
Aliquot Sum2892
ClassificationAbundant
Prime Factors4
SequencesComposite numbers, Abundant numbers
Prime Factorization

The prime factorization (2^2 × 3 × 179) reveals 4 prime building blocks.

Canonical form
2^2 × 3 × 179
223179
Divisibility Insights
  • Divisible by 2

    2148 ends in 8, so it is even.

  • Divisible by 3

    The digit sum 15 is a multiple of 3.

  • Divisible by 4

    The last two digits 48 form a multiple of 4.

  • Divisible by 5

    2148 does not end in 0 or 5.

  • Divisible by 6

    It meets the tests for both 2 and 3, so it is divisible by 6.

  • Divisible by 9

    The digit sum 15 is not a multiple of 9.

  • Divisible by 10

    2148 does not end in 0.

  • Divisible by 11

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

Sequence Membership

Abundant classification and digit analytics place 2148 within several notable number theory sequences:

Composite numbersAbundant numbers
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Deep dive

How 2148 breaks down

2148 carries 12 distinct factors and a digit signature of 15 (6 as the digital root). The abundant classification indicates that its proper divisors sum to 2892, which exceeds the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 100001100100 supports bitwise reasoning, hexadecimal 864 aligns with computing notation, and the Roman numeral MMCXLVIII keeps the encyclopedic tradition alive. These attributes make 2148 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 2148 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (21432153) to tune search ranges, and educators feature 2148 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, Abundant numbers) help historians, numerologists, and trivia writers tie 2148 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 2148

Is 2148 a prime number?

2148 is composite with 12 total factors and the prime factorization 2^2 × 3 × 179.

What is the prime factorization of 2148?

It breaks down as 2^2 × 3 × 179, multiplying the primes 2 × 2 × 3 × 179.

How is 2148 represented in binary and hexadecimal?

2148 converts to 100001100100 in binary and 864 in hexadecimal, which are helpful for computer science applications.

Is 2148 a perfect square, cube, or triangular number?

2148 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 2148?

The digits sum to 15, producing a digital root of 6. These tests power divisibility shortcuts for 3 and 9.