2455

2,455 is an odd composite number composed of two prime numbers multiplied together.

What does the number 2455 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

2455 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 2455:

5 × 491

See below for interesting mathematical facts about the number 2455 from the Numbermatics database.


Names of 2455

  • Cardinal: 2455 can be written as Two thousand, four hundred fifty-five.

Scientific notation

  • Scientific notation: 2.455 × 103

Factors of 2455

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 496

Divisors of 2455

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2952
  • Sum of proper divisors (its aliquot sum) s(n): 497
  • 2455 is a deficient number, because the sum of its proper divisors (497) is less than itself. Its deficiency is 1958

Bases of 2455

  • Binary: 1001100101112
  • Hexadecimal: 0x997
  • Base-36: 1W7

Squares and roots of 2455

  • 2455 squared (24552) is 6027025
  • 2455 cubed (24553) is 14796346375
  • The square root of 2455 is 49.5479565673
  • The cube root of 2455 is 13.4901620139

Scales and comparisons

How big is 2455?
  • 2,455 seconds is equal to 40 minutes, 55 seconds.
  • To count from 1 to 2,455 would take you about forty minutes.

    This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

  • A cube with a volume of 2455 cubic inches would be around 1.1 feet tall.

Recreational maths with 2455

  • 2455 backwards is 5542
  • The number of decimal digits it has is: 4
  • The sum of 2455's digits is 16
  • More coming soon!

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The information we have on file for 2455 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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