1640990

1,640,990 is an even composite number composed of four prime numbers multiplied together.

What does the number 1640990 look like?

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

1640990 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 1640990:

2 × 5 × 13² × 971

(2 × 5 × 13 × 13 × 971)

See below for interesting mathematical facts about the number 1640990 from the Numbermatics database.

Names of 1640990

Cardinal: 1640990 can be written as One million, six hundred forty thousand, nine hundred ninety.

Scientific notation

Scientific notation: 1.64099 × 10⁶

Factors of 1640990

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 991

Divisors of 1640990

Number of divisors d(n): 24
Complete list of divisors:
1 2 5 10 13 26 65 130 169 338 845 971 1690 1942 4855 9710 12623 25246 63115 126230 164099 328198 820495 1640990
Sum of all divisors σ(n): 3201768
Sum of proper divisors (its aliquot sum) s(n): 1560778
1640990 is a deficient number, because the sum of its proper divisors (1560778) is less than itself. Its deficiency is 80212

Bases of 1640990

Binary: 110010000101000011110₂
Hexadecimal: 0x190A1E
Base-36: Z672

Squares and roots of 1640990

1640990 squared (1640990²) is 2692848180100
1640990 cubed (1640990³) is 4418936935062299000
The square root of 1640990 is 1281.0113192319
The cube root of 1640990 is 117.9510953143

Scales and comparisons

How big is 1640990?

1,640,990 seconds is equal to 2 weeks, 4 days, 23 hours, 49 minutes, 50 seconds.
To count from 1 to 1,640,990 would take you about four weeks!

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 1640990 cubic inches would be around 9.8 feet tall.

Recreational maths with 1640990

1640990 backwards is 0990461
The number of decimal digits it has is: 7
The sum of 1640990's digits is 29
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/1640990/?utm_source=shared">Number 1640990 - 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/1640990/?utm_source=shared]Number 1640990 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 1640990 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

APA style:
Numbermatics. (2024). Number 1640990 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/1640990/

Chicago style:
Numbermatics. 2024. "Number 1640990 - Facts about the integer". https://numbermatics.com/n/1640990/

The information we have on file for 1640990 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 1640990, math, Factors of 1640990, curriculum, school, college, exams, university, Prime factorization of 1640990, STEM, science, technology, engineering, physics, economics, calculator, one million, six hundred forty thousand, nine hundred ninety.