1288990

1,288,990 is an even composite number composed of four prime numbers multiplied together.

What does the number 1288990 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

1288990 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 1288990:

2 × 5 × 83 × 1553

See below for interesting mathematical facts about the number 1288990 from the Numbermatics database.

Names of 1288990

Cardinal: 1288990 can be written as One million, two hundred eighty-eight thousand, nine hundred ninety.

Scientific notation

Scientific notation: 1.28899 × 10⁶

Factors of 1288990

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 1643

Divisors of 1288990

Number of divisors d(n): 16
Complete list of divisors:
1 2 5 10 83 166 415 830 1553 3106 7765 15530 128899 257798 644495 1288990
Sum of all divisors σ(n): 2349648
Sum of proper divisors (its aliquot sum) s(n): 1060658
1288990 is a deficient number, because the sum of its proper divisors (1060658) is less than itself. Its deficiency is 228332

Bases of 1288990

Binary: 100111010101100011110₂
Hexadecimal: 0x13AB1E
Base-36: RMLA

Squares and roots of 1288990

1288990 squared (1288990²) is 1661495220100
1288990 cubed (1288990³) is 2141650723756699000
The square root of 1288990 is 1135.3369543885
The cube root of 1288990 is 108.8303057695

Scales and comparisons

How big is 1288990?

1,288,990 seconds is equal to 2 weeks, 22 hours, 3 minutes, 10 seconds.
To count from 1 to 1,288,990 would take you about three 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 1288990 cubic inches would be around 9.1 feet tall.

Recreational maths with 1288990

1288990 backwards is 0998821
The number of decimal digits it has is: 7
The sum of 1288990's digits is 37
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/1288990/?utm_source=shared">Number 1288990 - 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/1288990/?utm_source=shared]Number 1288990 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 1288990 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

APA style:
Numbermatics. (2024). Number 1288990 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/1288990/

Chicago style:
Numbermatics. 2024. "Number 1288990 - Facts about the integer". https://numbermatics.com/n/1288990/

The information we have on file for 1288990 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 1288990, math, Factors of 1288990, curriculum, school, college, exams, university, Prime factorization of 1288990, STEM, science, technology, engineering, physics, economics, calculator, one million, two hundred eighty-eight thousand, nine hundred ninety.