142689

142,689 is an odd composite number composed of two prime numbers multiplied together.

What does the number 142689 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

142689 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 142689:

3 × 47563

See below for interesting mathematical facts about the number 142689 from the Numbermatics database.

Names of 142689

Cardinal: 142689 can be written as One hundred forty-two thousand, six hundred eighty-nine.

Scientific notation

Scientific notation: 1.42689 × 10⁵

Factors of 142689

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 47566

Divisors of 142689

Number of divisors d(n): 4
Complete list of divisors:
1 3 47563 142689
Sum of all divisors σ(n): 190256
Sum of proper divisors (its aliquot sum) s(n): 47567
142689 is a deficient number, because the sum of its proper divisors (47567) is less than itself. Its deficiency is 95122

Bases of 142689

Binary: 100010110101100001₂
Hexadecimal: 0x22D61
Base-36: 323L

Squares and roots of 142689

142689 squared (142689²) is 20360150721
142689 cubed (142689³) is 2905169546228769
The square root of 142689 is 377.7419754277
The cube root of 142689 is 52.2552782683

Scales and comparisons

How big is 142689?

142,689 seconds is equal to 1 day, 15 hours, 38 minutes, 9 seconds.
To count from 1 to 142,689 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 142689 cubic inches would be around 4.4 feet tall.

Recreational maths with 142689

142689 backwards is 986241
The number of decimal digits it has is: 6
The sum of 142689's digits is 30
More coming soon!

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The information we have on file for 142689 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!

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