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Prime Number

827

827 is a odd prime number that follows 826 and precedes 828. As a prime number, 827 is only divisible by 1 and itself. It holds a unique position in the sequence of integers. Its prime factorization is simply 827. 827 is classified as a deficient number based on the sum of its proper divisors. In computer science, 827 is represented as 1100111011 in binary and 33B in hexadecimal. Historically, it is written as DCCCXXVII in Roman numerals.

Roman Numeral
DCCCXXVII
LatinClassic
Binary
1100111011
Base 2
Hexadecimal
33B
Base 16

Factor Analysis

2 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum17
Digital Root8
Sum of Factors828
Aliquot Sum1
ClassificationDeficient
Prime Factors1
SequencesPrime numbers, Deficient numbers
Prime Factorization

827 is prime, so its only factors are 1 and 827.

Canonical form
827
827
Divisibility Insights
  • Divisible by 2

    827 ends in 7, so it is odd.

  • Divisible by 3

    The digit sum 17 is not a multiple of 3.

  • Divisible by 4

    The last two digits 27 are not divisible by 4.

  • Divisible by 5

    827 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 17 is not a multiple of 9.

  • Divisible by 10

    827 does not end in 0.

  • Divisible by 11

    The alternating digit sum 13 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 827 within several notable number theory sequences:

Prime numbersDeficient numbers
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Deep dive

How 827 breaks down

827 carries 2 distinct factors and a digit signature of 17 (8 as the digital root). The deficient classification indicates that its proper divisors sum to 1, which stays below the number, offering a quick glimpse into its abundance profile.

Numeral conversions provide additional context: the binary form 1100111011 supports bitwise reasoning, hexadecimal 33B aligns with computing notation, and the Roman numeral DCCCXXVII keeps the encyclopedic tradition alive. These attributes make 827 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 827 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (822832) to tune search ranges, and educators feature 827 in worksheets about prime identification. 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 (Prime numbers, Deficient numbers) help historians, numerologists, and trivia writers tie 827 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 827

Is 827 a prime number?

827 is prime, meaning it is only divisible by 1 and itself.

What is the prime factorization of 827?

827 is already prime, so the factorization is simply 827.

How is 827 represented in binary and hexadecimal?

827 converts to 1100111011 in binary and 33B in hexadecimal, which are helpful for computer science applications.

Is 827 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 827?

The digits sum to 17, producing a digital root of 8. These tests power divisibility shortcuts for 3 and 9.