142440

142,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 142440 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

142440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 142440:

2³ × 3 × 5 × 1187

(2 × 2 × 2 × 3 × 5 × 1187)

See below for interesting mathematical facts about the number 142440 from the Numbermatics database.

Names of 142440

Cardinal: 142440 can be written as One hundred forty-two thousand, four hundred forty.

Scientific notation

Scientific notation: 1.4244 × 10⁵

Factors of 142440

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 1197

Divisors of 142440

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 1187 2374 3561 4748 5935 7122 9496 11870 14244 17805 23740 28488 35610 47480 71220 142440
Sum of all divisors σ(n): 427680
Sum of proper divisors (its aliquot sum) s(n): 285240
142440 is an abundant number, because the sum of its proper divisors (285240) is greater than itself. Its abundance is 142800

Bases of 142440

Binary: 100010110001101000₂
Hexadecimal: 0x22C68
Base-36: 31WO

Squares and roots of 142440

142440 squared (142440²) is 20289153600
142440 cubed (142440³) is 2889987038784000
The square root of 142440 is 377.4122414549
The cube root of 142440 is 52.2248644773

Scales and comparisons

How big is 142440?

142,440 seconds is equal to 1 day, 15 hours, 34 minutes.
To count from 1 to 142,440 would take you about fifteen 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 142440 cubic inches would be around 4.4 feet tall.

Recreational maths with 142440

142440 backwards is 044241
142440 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 142440's digits is 15
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/142440/?utm_source=shared">Number 142440 - 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/142440/?utm_source=shared]Number 142440 - Facts about the integer[/url]

Cite this page

MLA style:
"Number 142440 - Facts about the integer". Numbermatics.com. 2024. Web. 25 April 2024.

APA style:
Numbermatics. (2024). Number 142440 - Facts about the integer. Retrieved 25 April 2024, from https://numbermatics.com/n/142440/

Chicago style:
Numbermatics. 2024. "Number 142440 - Facts about the integer". https://numbermatics.com/n/142440/

The information we have on file for 142440 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 142440, math, Factors of 142440, curriculum, school, college, exams, university, Prime factorization of 142440, STEM, science, technology, engineering, physics, economics, calculator, one hundred forty-two thousand, four hundred forty.