N
NumberPedia
Menu

© 2025 NumberPedia

Prime Number

373

373 is a odd prime number that follows 372 and precedes 374. As a prime number, 373 is only divisible by 1 and itself. It holds a unique position in the sequence of integers. Its prime factorization is simply 373. 373 is classified as a deficient number based on the sum of its proper divisors. In computer science, 373 is represented as 101110101 in binary and 175 in hexadecimal. Historically, it is written as CCCLXXIII in Roman numerals.

Roman Numeral
CCCLXXIII
LatinClassic
Binary
101110101
Base 2
Hexadecimal
175
Base 16

Factor Analysis

2 Factors

Properties

ParityOdd
Perfect SquareNo
Perfect CubeNo
Digit Count3
Digit Sum13
Digital Root4
Sum of Factors374
Aliquot Sum1
ClassificationDeficient
Prime Factors1
SequencesPrime numbers, Deficient numbers
Prime Factorization

373 is prime, so its only factors are 1 and 373.

Canonical form
373
373
Divisibility Insights
  • Divisible by 2

    373 ends in 3, so it is odd.

  • Divisible by 3

    The digit sum 13 is not a multiple of 3.

  • Divisible by 4

    The last two digits 73 are not divisible by 4.

  • Divisible by 5

    373 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 13 is not a multiple of 9.

  • Divisible by 10

    373 does not end in 0.

  • Divisible by 11

    The alternating digit sum -1 is not a multiple of 11.

Sequence Membership

Deficient classification and digit analytics place 373 within several notable number theory sequences:

Prime numbersDeficient numbers
Advertisement

Deep dive

How 373 breaks down

373 carries 2 distinct factors and a digit signature of 13 (4 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 101110101 supports bitwise reasoning, hexadecimal 175 aligns with computing notation, and the Roman numeral CCCLXXIII keeps the encyclopedic tradition alive. These attributes make 373 useful for math olympiad problems, puzzle design, and code challenges alike.

Context

Where 373 shows up

Engineers lean on the divisibility profile when sizing circuits, mod designers use neighboring values (368378) to tune search ranges, and educators feature 373 in worksheets about prime identification. Its binary footprint of length 9 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 373 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 373

Is 373 a prime number?

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

What is the prime factorization of 373?

373 is already prime, so the factorization is simply 373.

How is 373 represented in binary and hexadecimal?

373 converts to 101110101 in binary and 175 in hexadecimal, which are helpful for computer science applications.

Is 373 a perfect square, cube, or triangular number?

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

What are the digit sum and digital root of 373?

The digits sum to 13, producing a digital root of 4. These tests power divisibility shortcuts for 3 and 9.