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Composite Number

27225

27225 is a odd composite number that follows 27224 and precedes 27226. It is composed of 27 distinct factors: 1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 165, 225, 275, 363, 495, 605, 825, 1089, 1815, 2475, 3025, 5445, 9075, 27225. Its prime factorization can be written as 3^2 × 5^2 × 11^2. 27225 is classified as a deficient number based on the sum of its proper divisors. In computer science, 27225 is represented as 110101001011001 in binary and 6A59 in hexadecimal. It also belongs to the perfect square sequence.

Roman Numeral
N/A (1-3999)
LatinClassic
Binary
110101001011001
Base 2
Hexadecimal
6A59
Base 16

Factor Analysis

27 Factors

Properties

ParityOdd
Perfect SquareYes
Perfect CubeNo
Digit Count5
Digit Sum18
Digital Root9
Sum of Factors53599
Aliquot Sum26374
ClassificationDeficient
Prime Factors6
SequencesComposite numbers, Deficient numbers
Prime Factorization

The prime factorization (3^2 × 5^2 × 11^2) reveals 6 prime building blocks.

Canonical form
3^2 × 5^2 × 11^2
33551111
Divisibility Insights
  • Divisible by 2

    27225 ends in 5, so it is odd.

  • Divisible by 3

    The digit sum 18 is a multiple of 3.

  • Divisible by 4

    The last two digits 25 are not divisible by 4.

  • Divisible by 5

    27225 ends in 5, so it is divisible by 5.

  • Divisible by 6

    A number must be divisible by 2 and 3 to pass the 6-test.

  • Divisible by 9

    The digit sum 18 is a multiple of 9.

  • Divisible by 10

    27225 does not end in 0.

  • Divisible by 11

    The alternating digit sum 0 is a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 27225 within several notable number theory sequences:

Composite numbersDeficient numbersPerfect squares
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Deep dive

How 27225 breaks down

27225 carries 27 distinct factors and a digit signature of 18 (9 as the digital root). The deficient classification indicates that its proper divisors sum to 26374, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 110101001011001 supports bitwise reasoning, hexadecimal 6A59 aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 27225 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 27225 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (2722027230) to tune search ranges, and educators feature 27225 in worksheets about factor trees. Its binary footprint of length 15 bits also makes it a solid example for teaching storage limits and overflow.

Beyond STEM, the classification and sequence tags (Composite numbers, Deficient numbers, Perfect squares) help historians, numerologists, and trivia writers tie 27225 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 27225

Is 27225 a prime number?

27225 is composite with 27 total factors and the prime factorization 3^2 × 5^2 × 11^2.

What is the prime factorization of 27225?

It breaks down as 3^2 × 5^2 × 11^2, multiplying the primes 3 × 3 × 5 × 5 × 11 × 11.

How is 27225 represented in binary and hexadecimal?

27225 converts to 110101001011001 in binary and 6A59 in hexadecimal, which are helpful for computer science applications.

Is 27225 a perfect square, cube, or triangular number?

27225 is a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 27225?

The digits sum to 18, producing a digital root of 9. These tests power divisibility shortcuts for 3 and 9.