805440

805,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 805440 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

805440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 805440:

2⁶ × 3 × 5 × 839

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 839)

See below for interesting mathematical facts about the number 805440 from the Numbermatics database.

Names of 805440

Cardinal: 805440 can be written as Eight hundred five thousand, four hundred forty.

Scientific notation

Scientific notation: 8.0544 × 10⁵

Factors of 805440

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 849

Divisors of 805440

Number of divisors d(n): 56
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 839 960 1678 2517 3356 4195 5034 6712 8390 10068 12585 13424 16780 20136 25170 26848 33560 40272 50340 53696 67120 80544 100680 134240 161088 201360 268480 402720 805440
Sum of all divisors σ(n): 2560320
Sum of proper divisors (its aliquot sum) s(n): 1754880
805440 is an abundant number, because the sum of its proper divisors (1754880) is greater than itself. Its abundance is 949440

Bases of 805440

Binary: 11000100101001000000₂
Hexadecimal: 0xC4A40
Base-36: H9HC

Squares and roots of 805440

805440 squared (805440²) is 648733593600
805440 cubed (805440³) is 522515985629184000
The square root of 805440 is 897.4630911631
The cube root of 805440 is 93.0417202107

Scales and comparisons

How big is 805440?

805,440 seconds is equal to 1 week, 2 days, 7 hours, 44 minutes.
To count from 1 to 805,440 would take you about two days!

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 805440 cubic inches would be around 7.8 feet tall.

Recreational maths with 805440

805440 backwards is 044508
The number of decimal digits it has is: 6
The sum of 805440's digits is 21
More coming soon!

Copy this link to share with anyone:

Share this page on social media:

Link to this page

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

<a href="https://numbermatics.com/n/805440/?utm_source=shared">Number 805440 - Facts about the integer</a>

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

[url=https://numbermatics.com/n/805440/?utm_source=shared]Number 805440 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 805440 - Facts about the integer". Numbermatics.com. 2024. Web. 2 May 2024.

APA style:
Numbermatics. (2024). Number 805440 - Facts about the integer. Retrieved 2 May 2024, from https://numbermatics.com/n/805440/

Chicago style:
Numbermatics. 2024. "Number 805440 - Facts about the integer". https://numbermatics.com/n/805440/

The information we have on file for 805440 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!

Keywords: Divisors of 805440, math, Factors of 805440, curriculum, school, college, exams, university, Prime factorization of 805440, STEM, science, technology, engineering, physics, economics, calculator, eight hundred five thousand, four hundred forty.