66820

66,820 is an even composite number composed of four prime numbers multiplied together.

What does the number 66820 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

66820 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 66820:

2² × 5 × 13 × 257

(2 × 2 × 5 × 13 × 257)

See below for interesting mathematical facts about the number 66820 from the Numbermatics database.

Names of 66820

Cardinal: 66820 can be written as Sixty-six thousand, eight hundred twenty.

Scientific notation

Scientific notation: 6.682 × 10⁴

Factors of 66820

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 277

Divisors of 66820

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 13 20 26 52 65 130 257 260 514 1028 1285 2570 3341 5140 6682 13364 16705 33410 66820
Sum of all divisors σ(n): 151704
Sum of proper divisors (its aliquot sum) s(n): 84884
66820 is an abundant number, because the sum of its proper divisors (84884) is greater than itself. Its abundance is 18064

Bases of 66820

Binary: 10000010100000100₂
Hexadecimal: 0x10504
Base-36: 1FK4

Squares and roots of 66820

66820 squared (66820²) is 4464912400
66820 cubed (66820³) is 298345446568000
The square root of 66820 is 258.4956479325
The cube root of 66820 is 40.5790763113

Scales and comparisons

How big is 66820?

66,820 seconds is equal to 18 hours, 33 minutes, 40 seconds.
To count from 1 to 66,820 would take you about eighteen hours.

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 66820 cubic inches would be around 3.4 feet tall.

Recreational maths with 66820

66820 backwards is 02866
The number of decimal digits it has is: 5
The sum of 66820's digits is 22
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/66820/?utm_source=shared">Number 66820 - 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/66820/?utm_source=shared]Number 66820 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 66820 - Facts about the integer". Numbermatics.com. 2024. Web. 26 April 2024.

APA style:
Numbermatics. (2024). Number 66820 - Facts about the integer. Retrieved 26 April 2024, from https://numbermatics.com/n/66820/

Chicago style:
Numbermatics. 2024. "Number 66820 - Facts about the integer". https://numbermatics.com/n/66820/

The information we have on file for 66820 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 66820, math, Factors of 66820, curriculum, school, college, exams, university, Prime factorization of 66820, STEM, science, technology, engineering, physics, economics, calculator, sixty-six thousand, eight hundred twenty.