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Prime Number

16427

16427 is a odd prime number that follows 16426 and precedes 16428. As a prime number, 16427 is only divisible by 1 and itself. It holds a unique position in the sequence of integers. Its prime factorization is simply 16427. 16427 is classified as a deficient number based on the sum of its proper divisors. In computer science, 16427 is represented as 100000000101011 in binary and 402B in hexadecimal.

Roman Numeral
N/A (1-3999)
LatinClassic
Binary
100000000101011
Base 2
Hexadecimal
402B
Base 16

Factor Analysis

2 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count5
Digit Sum20
Digital Root2
Sum of Factors16428
Aliquot Sum1
ClassificationDeficient
Prime Factors1
SequencesPrime numbers, Deficient numbers
Prime Factorization

16427 is prime, so its only factors are 1 and 16427.

Canonical form
16427
16427
Divisibility Insights
  • Divisible by 2

    16427 ends in 7, so it is odd.

  • Divisible by 3

    The digit sum 20 is not a multiple of 3.

  • Divisible by 4

    The last two digits 27 are not divisible by 4.

  • Divisible by 5

    16427 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 20 is not a multiple of 9.

  • Divisible by 10

    16427 does not end in 0.

  • Divisible by 11

    The alternating digit sum 4 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 16427 within several notable number theory sequences:

Prime numbersDeficient numbers
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Deep dive

How 16427 breaks down

16427 carries 2 distinct factors and a digit signature of 20 (2 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 100000000101011 supports bitwise reasoning, hexadecimal 402B aligns with computing notation, and the Roman numeral N/A (1-3999) keeps the encyclopedic tradition alive. These attributes make 16427 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 16427 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (1642216432) to tune search ranges, and educators feature 16427 in worksheets about prime identification. 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 (Prime numbers, Deficient numbers) help historians, numerologists, and trivia writers tie 16427 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 16427

Is 16427 a prime number?

16427 is prime, meaning it is only divisible by 1 and itself.

What is the prime factorization of 16427?

16427 is already prime, so the factorization is simply 16427.

How is 16427 represented in binary and hexadecimal?

16427 converts to 100000000101011 in binary and 402B in hexadecimal, which are helpful for computer science applications.

Is 16427 a perfect square, cube, or triangular number?

16427 is not a perfect square, is not a perfect cube, and is not triangular.

What are the digit sum and digital root of 16427?

The digits sum to 20, producing a digital root of 2. These tests power divisibility shortcuts for 3 and 9.