142890

142,890 is an even composite number composed of five prime numbers multiplied together.

What does the number 142890 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

142890 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 142890:

2 × 3 × 5 × 11 × 433

See below for interesting mathematical facts about the number 142890 from the Numbermatics database.

Names of 142890

Cardinal: 142890 can be written as One hundred forty-two thousand, eight hundred ninety.

Scientific notation

Scientific notation: 1.4289 × 10⁵

Factors of 142890

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 454

Divisors of 142890

Number of divisors d(n): 32
Complete list of divisors:
1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 330 433 866 1299 2165 2598 4330 4763 6495 9526 12990 14289 23815 28578 47630 71445 142890
Sum of all divisors σ(n): 374976
Sum of proper divisors (its aliquot sum) s(n): 232086
142890 is an abundant number, because the sum of its proper divisors (232086) is greater than itself. Its abundance is 89196

Bases of 142890

Binary: 100010111000101010₂
Hexadecimal: 0x22E2A
Base-36: 3296

Squares and roots of 142890

142890 squared (142890²) is 20417552100
142890 cubed (142890³) is 2917464019569000
The square root of 142890 is 378.0079364247
The cube root of 142890 is 52.2798033613

Scales and comparisons

How big is 142890?

142,890 seconds is equal to 1 day, 15 hours, 41 minutes, 30 seconds.
To count from 1 to 142,890 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 142890 cubic inches would be around 4.4 feet tall.

Recreational maths with 142890

142890 backwards is 098241
The number of decimal digits it has is: 6
The sum of 142890's digits is 24
More coming soon!

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The information we have on file for 142890 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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