381220

381,220 is an even composite number composed of four prime numbers multiplied together.

What does the number 381220 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

381220 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 381220:

2² × 5 × 7² × 389

(2 × 2 × 5 × 7 × 7 × 389)

See below for interesting mathematical facts about the number 381220 from the Numbermatics database.

Names of 381220

Cardinal: 381220 can be written as Three hundred eighty-one thousand, two hundred twenty.

Scientific notation

Scientific notation: 3.8122 × 10⁵

Factors of 381220

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 403

Divisors of 381220

Number of divisors d(n): 36
Complete list of divisors:
1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 389 490 778 980 1556 1945 2723 3890 5446 7780 10892 13615 19061 27230 38122 54460 76244 95305 190610 381220
Sum of all divisors σ(n): 933660
Sum of proper divisors (its aliquot sum) s(n): 552440
381220 is an abundant number, because the sum of its proper divisors (552440) is greater than itself. Its abundance is 171220

Bases of 381220

Binary: 1011101000100100100₂
Hexadecimal: 0x5D124
Base-36: 865G

Squares and roots of 381220

381220 squared (381220²) is 145328688400
381220 cubed (381220³) is 55402202591848000
The square root of 381220 is 617.4301579935
The cube root of 381220 is 72.5089961093

Scales and comparisons

How big is 381220?

381,220 seconds is equal to 4 days, 9 hours, 53 minutes, 40 seconds.
To count from 1 to 381,220 would take you about four 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 381220 cubic inches would be around 6 feet tall.

Recreational maths with 381220

381220 backwards is 022183
The number of decimal digits it has is: 6
The sum of 381220's digits is 16
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/381220/?utm_source=shared">Number 381220 - 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/381220/?utm_source=shared]Number 381220 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 381220 - Facts about the integer". Numbermatics.com. 2024. Web. 1 May 2024.

APA style:
Numbermatics. (2024). Number 381220 - Facts about the integer. Retrieved 1 May 2024, from https://numbermatics.com/n/381220/

Chicago style:
Numbermatics. 2024. "Number 381220 - Facts about the integer". https://numbermatics.com/n/381220/

The information we have on file for 381220 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 381220, math, Factors of 381220, curriculum, school, college, exams, university, Prime factorization of 381220, STEM, science, technology, engineering, physics, economics, calculator, three hundred eighty-one thousand, two hundred twenty.